Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions

Students can download 4th Maths Term 1 Chapter 1 Geometry InText Questions and Answers, Notes, Samacheer Kalvi 4th Maths Guide Pdf helps you to revise the complete Tamilnadu State Board New Syllabus, helps students complete homework assignments and to score high marks in board exams.

Tamilnadu Samacheer Kalvi 4th Maths Solutions Term 1 Chapter 1 Geometry InText Questions

Activity (Text Book Page No. 8)

Measure the radius and diameter of the following circles.

Answer:

Radius = 1 cm
Diameter = 2 cm

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions


Radius = 1.7 cm
Diameter = 3.4 cm


Radius = 0.7 cm
Diameter = 1.4 cm

Activity (Text Book Page No. 9)

Measure the sides arid identify the names of different objects and find the differences among them and fill the table given below.
(a) Chessboard
(b) Postcard
(c) Window
(d) Paper
(e) Newspaper
(f) Maths Kit box.
(g) Kite

Answer:

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions

Activity (Text Book Page No. 12)

Arrange the tangram pieces to from pictures.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 7
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 8

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions

Activity (Text Book Page No. 14)

Which tile will you choose to fill the space given below and find how many tiles are needed to fill the given space.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 9
(a)
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 10
(b)
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 11
(c)
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 12
Answer:
(a)
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 10
Perimeter = 2 + 3 + 2 + 3 = 10 cm
No of tiles needed = 5

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions

Activity (Text Book Page No. 14 & 15)

Fill the table given below by fixing the appropriate tile in the space given below
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 13
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 15
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 14

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions

Activity (Text Book Page No. 16)

a. Form the cube by folding the nets given below.
Question 1.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 16
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 17

Question 2.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 18
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 19

Question 3.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 20
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 21

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions

b. Use these nets to form cuboids.

Question 1.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 22
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 23

Question 2.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 24
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 25

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions

c. Make a cone with semicircle.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 26
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 27

d. Make a cylinder using rectangle sheet.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 28
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 29

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions

Find out 2D and 3D objects from the given pictures. (Text Book Page No. 18)

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 30
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry InText Questions 31

 

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.7

Students can download 4th Maths Term 1 Chapter 1 Geometry Ex 1.7 Questions and Answers, Notes, Samacheer Kalvi 4th Maths Guide Pdf helps you to revise the complete Tamilnadu State Board New Syllabus, helps students complete homework assignments and to score high marks in board exams.

Tamilnadu Samacheer Kalvi 4th Maths Solutions Term 1 Chapter 1 Geometry Ex 1.7

A. Choose the correct answer :

(i) A cuboid has ________ edges.
(a) 6
(b) 8
(c) 12
Answer:
12

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.7

(ii) The shape of a dice is like a ________.
(a) cuboid
(b) cube
(c) sphere
Answer:
(b) cube

(iii) A ________ has a curved surface and two plane faces.
(a) cylinder
(b) cone
(c) sphere
Answer:
(a) cylinder

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.7

(iv) I have one vertex and one plane face. I am a ________.
(a) cone
(b) cylinder
(c) sphere
Answer:
(a) cone

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.7

(v) A cube has ________ vertices.
(a) 8
(b) 12
(c) 6
Answer:
(a) 8

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.6

Students can download 4th Maths Term 1 Chapter 1 Geometry Ex 1.6 Questions and Answers, Notes, Samacheer Kalvi 4th Maths Guide Pdf helps you to revise the complete Tamilnadu State Board New Syllabus, helps students complete homework assignments and to score high marks in board exams.

Tamilnadu Samacheer Kalvi 4th Maths Solutions Term 1 Chapter 1 Geometry Ex 1.6

A. Fill the following diagrams with appropriate tiles :
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.6 1
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.6 2
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.6 3

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.6

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.6 4
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.6 5

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5

Students can download 4th Maths Term 1 Chapter 1 Geometry Ex 1.5 Questions and Answers, Notes, Samacheer Kalvi 4th Maths Guide Pdf helps you to revise the complete Tamilnadu State Board New Syllabus, helps students complete homework assignments and to score high marks in board exams.

Tamilnadu Samacheer Kalvi 4th Maths Solutions Term 1 Chapter 1 Geometry Ex 1.5

A. Find the perimeter of the following figures

i.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5 1
Answer:
Perimeter = 8 + 3 + 5 + 6
= 22 cm

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5

ii.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5 2
Answer:
Perimeter = 10 + 5 + 2 + 7
= 24 cm

iii.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5 3
Answer:
Perimeter = 7 + 4 + 7 + 4
= 22 cm

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5

iv.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5 4
Answer:
Perimeter = 11 + 11 + 11 + 11
= 44 cm

v.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5 5
Answer:
Perimeter = 10 + 5 + 10 + 5
= 30 cm

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5

B. Solve the following

Question 1.
A side of a square-shaped sandbox in Gandhi Park measures 30 cm. Determine the perimeter of the sand box.
Answer:
Side of a sand box = 30cm
Perimeter = 30 + 30 + 30 + 30
= 120 cm

Question 2.
Find the perimeter of a rectangle, whose sides are 12 cm and 8 cm.
Answer:
Side of a rectangle are 12 cm and 8 cm.
Perimeter = 12 + 8 + 12 + 8
= 40cm

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5

Question 3.
Find the perimeter of the triangle, whose sides are 13 cm, 5 cm and 14 cm.
Answer:
Length of sides are 13cm, 5cm and 14cm
Perimeter = 13 + 5 + 14
= 32cm

Question 4.
The adjacent sides of a parallelogram are 6 cm and 7 cm. What is the perimeter of the parallelogram?
Answer:
Adjacent sides of a parallelogram are 6cm and 7cm.
Perimeter = 6 + 7 + 6 + 7
= 26cm

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.5

Question 5.
The sides of a trapezoid measures 8 cm, 7 cm, 4 cm and 5 cm respectively. What is the perimeter of the trapezoid?
Answer:
Side of a trapezium are 8cm, 7cm, 4cm and 5cm.
Perimeter = 8 + 7 + 4 + 5
= 24cm

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.4

Students can download 4th Maths Term 1 Chapter 1 Geometry Ex 1.4 Questions and Answers, Notes, Samacheer Kalvi 4th Maths Guide Pdf helps you to revise the complete Tamilnadu State Board New Syllabus, helps students complete homework assignments and to score high marks in board exams.

Tamilnadu Samacheer Kalvi 4th Maths Solutions Term 1 Chapter 1 Geometry Ex 1.4

A. Fill in the blanks.

(i) All the radii of a circle are ________ .
Answer:
equal

(ii) The ________ is the longest chord of a circle.
Answer:
diameter

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.4

(iii) A line segment joining any point on the circle to its center is called ________ the of the circle.
Answer:
radius

(iv) A line segment with its end points on the circle is called a ________.
Answer:
chord

(v) Twice the radius is ________.
Answer:
diameter

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.4

B. Find the diameter of the circle

(i) Radius = 10 cm
(ii) Radius = 8 cm
(iii) Radius = 6 cm
Answer:
(i) Radius = 10 cm
Diameter = 2 × radius = 2 × 10
Diameter = 20 cm

(ii) Radius = 8 cm
Diameter = 2 × radius = 2 × 8
Diameter = 16 cm

(iii) Radius = 6 cm
Diameter = 2 × radius = 2 × 6
Diameter = 12 cm

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.4

C. Find the radius of the circle.

(i) Diameter = 24 cm
(ii) Diameter = 30 cm
(iii) Diameter = 76 cm
Answer:
(i) Diameter = 24 cm
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.4 1

(ii) Diameter = 30 cm
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.4 2

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.4

(iii) Diameter = 76 cm
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.4 3

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.3

Students can download 4th Maths Term 1 Chapter 1 Geometry Ex 1.3 Questions and Answers, Notes, Samacheer Kalvi 4th Maths Guide Pdf helps you to revise the complete Tamilnadu State Board New Syllabus, helps students complete homework assignments and to score high marks in board exams.

Tamilnadu Samacheer Kalvi 4th Maths Solutions Term 1 Chapter 1 Geometry Ex 1.3

Draw circles for the following measurements.
a. 6 cm
b. 5.5 cm
c. 8 cm
d. 6.8 cm
e. 8.6 cm
Answer:
a. Draw a circle of radus 6 cm using a compass.
Steps:
1. Take a compass and fix the pencil in it.
2. Measure 6 cm on the compass using ruler.
3. Place the needle of the compass and keep it fixed on the paper.
4. Move the pencil around it in any direction till your return to the starting point.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.3 1

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.3

b. Draw a circle of radus 5.5 cm using a compass.
Steps:
1. Take a compass and fix the pencil in it.
2. Measure 5.5 cm on the compass using ruler.
3. Place the needle of the compass and keep it fixed on the paper.
4. Move the pencil around it in any direction till your return to the starting point.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.3 2

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.3

c. Draw a circle of radus 8 cm using a compass.
Steps:
1. Take a compass and fix the pencil in it.
2. Measure 8 cm on the compass using ruler.
3. Place the needle of the compass and keep it fixed on the paper.
4. Move the pencil around it in any direction till your return to the starting point.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.3 3

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.3

d. Draw a circle of radus 6.8 cm using a compass.
Steps:
1. Take a compass and fix the pencil in it.
2. Measure 6.8 cm on the compass using ruler.
3. Place the needle of the compass and keep it fixed on the paper.
4. Move the pencil around it in any direction till your return to the starting point.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.3 4

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.3

e. Draw a circle of radus 8.6 cm using a compass.
Steps:
1. Take a compass and fix the pencil in it.
2. Measure 8.6 cm on the compass using ruler.
3. Place the needle of the compass and keep it fixed on the paper.
4. Move the pencil around it in any direction till your return to the starting point.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.3 5

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.2

Students can download 4th Maths Term 1 Chapter 1 Geometry Ex 1.2 Questions and Answers, Notes, Samacheer Kalvi 4th Maths Guide Pdf helps you to revise the complete Tamilnadu State Board New Syllabus, helps students complete homework assignments and to score high marks in board exams.

Tamilnadu Samacheer Kalvi 4th Maths Solutions Term 1 Chapter 1 Geometry Ex 1.2

A. Fill in the blanks.

(i) All closed four sided figures are called _______.
Answer:
quadrilateral

(ii) A _______ has four equal sides and equal diagonals.
Answer:
square

(iii) The opposite sides of a _______ are equal.
Answer:
rectangle.

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.2

(iv) A _______ has no sides.
Answer:
circle

(v) Diagonals are equal in _______ and _______.
Answer:
square, rhombus

B. Write the name of the sides and digonals.

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.2 1
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.2 2
Sides = AB, BC, CD, AD
Diagonals = AC, BD

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.2

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.2 3
Sides = WX, XY, YZ, ZW
Diagonals = WY, XZ

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.2 5
Sides = PQ, QR, RS, SP
Diagonals = PR, QS

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.2

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.2 4
Sides = EF, FG, GH, EH
Diagonals = EG, FH

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1

Students can download 4th Maths Term 1 Chapter 1 Geometry Ex 1.1 Questions and Answers, Notes, Samacheer Kalvi 4th Maths Guide Pdf helps you to revise the complete Tamilnadu State Board New Syllabus, helps students complete homework assignments and to score high marks in board exams.

Tamilnadu Samacheer Kalvi 4th Maths Solutions Term 1 Chapter 1 Geometry Ex 1.1

A. Write down the names of shape in the following pictures.

(i)
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1 1
Answer:
Circle, square, rectangle, triangle

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1

(ii)
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1 2
Answer:
Square, circle, triangle, rectangle

B.
(i) Write the number of squares and triangles in the given picture.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1 3
Square _______
Triangle _______
Answer:
Square     5    
Triangle    12    

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1

(ii) Write the number of rectangles and triangles in the given picture
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1 4
Rectangle _______
Triangle ______
Answer:
Rectangle    3    
Triangle    1   

(iii) Identify the cut shapes and write the names in the boxes given below.
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1 5
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1 6

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1

Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1 7
Answer:
Samacheer Kalvi 4th Maths Guide Term 1 Chapter 1 Geometry Ex 1.1 8

Samacheer Kalvi 4th Books Solutions Guide

Subject Matter Experts at SamacheerKalvi.Guide have created Tamil Nadu State Board Samacheer Kalvi 4th Books Answers Solutions Guide Pdf Free Download of Term 1, 2, 3 in English Medium and Tamil Medium are part of Samacheer Kalvi Books Solutions.

Let us look at these TN State Board New Syllabus Samacheer Kalvi 4th Std Guide Pdf of Text Book Back Questions and Answers Term 1, 2, 3, Chapter Wise Important Questions, Study Material, Question Bank, Notes, Formulas and revise our understanding of the subject.

Tamilnadu Samacheer Kalvi 4th Text Books Solutions Guide Pdf Free Download

We hope these Tamilnadu State Board Samacheer Kalvi Class 4th Books Term 1, 2, 3 Solutions Answers Guide Pdf Free Download in English Medium and Tamil Medium will help you get through your subjective questions in the exam.

Let us know if you have any concerns regarding TN State Board New Syllabus Samacheer Kalvi 4th Standard Guides Pdf of Text Book Back Questions and Answers Term 1, 2, 3, Chapter Wise Important Questions, Study Material, Question Bank, Notes, Formulas, drop a comment below and we will get back to you as soon as possible.