NCERT Solutions for Class 3 Mathematics Chapter 5 - Fun With Shapes

Question 1:

Kavya has made a rangoli using geometric shapes. Find the number of each shape that she has used in her rangoli.

How many shapes are made with

  1. curved lines?
  2. straight lines?
Answer:

  1. 11
  2. 44
Question 2:

Make a rangoli on the dots given below.

Name the shapes drawn in the rangoli.

Answer:

Try yourself.

Question 3:

Use shapes and objects available at your home to make a rangoli design in the space below

Answer:

Try yourself.

Question 4:

Count and write the number of shapes used to make the fish shown below.

Number of squares = _______
Number of circles = _______
Number of triangles = _______

Answer:

Question 5:

Bring cut-outs of plane shapes and try to make the following objects.

How many shapes did you use to create

Shape a?_________
Shape c?_________
Shape b?_________
Shape d?_________
Answer:

Question 6:

Make an envelope. Take a square piece of paper and fold it as shown below.

Answer:

Try yourself.

Question 7:

What shape will you get by tracing the boundary of the following objects?

Answer:

Question 8:

Trace all the faces of a matchbox.

  1. How many faces did you get?
  2. What shapes are these faces?
  3. Did you get a square?
  4. Can you get six different rectangles by tracing a matchbox?
  5. Can a matchbox have a face like a triangle?
Answer:

Question 9:

Construct five rectangles of different sizes on the given dot paper.

  1. How many sides are there in a rectangle?
  2. How many corners are there in a rectangle?
  3. Do any sides of a rectangle have equal lengths?
  4. Describe a rectangle in your own words.
Answer:

Try yourself.

  1. 4
  2. 4
  3. Yes
  4. In rectangle 4 sides, 4 corners and opposite sides are equal.
Question 10:

How many rectangles are there in the following figure?

Answer:

21 rectangles

Question 11:

Construct a square on the given dot paper.

Answer:

Try yourself.

  1. Sides : 4
    Corners : 4
  2. Equal
  3. In square all sides are equal and in a rectangle its parallel sides equal.
Question 12:

Using matchsticks, draw two squares of different lengths and paste them in the space given below.

Describe a square in your own words.

Answer:

Try yourself.
Square has 4 sides and 4 corners. All sides are of equal length.

Question 13:

Match the following:

Answer:

Question 14:

Look at the picture given below and answer the following:

  1. Count and write the number of corners.
  2. Circle the square corners.
Answer:
  1. 10
Question 15:

Join the given dots and construct the triangles.

Answer:

Question 16:

Cut the bar into triangles of the size given. How many triangles do you get?

Answer:

Try yourself.

Question 17:

Observe the figure given below and identify the number oftriangles and squares used in the figure.

Answer:

Question 18:

Identify the following objects.

Name some objects that look like a circle.

Answer:

Try yourself.
Ring, Coin, Donut, etc.

Question 19:

Take different objects of circular shape and trace their boundary in the space below.

Answer:

Try yourself.

Question 20:

Continue the following patterns.

Answer:

Question 21:

Make two groups same by drawing shapes. Count and write the number of shapes in the centre.

Answer:

Question 22:

In each group, two shapes are of the same size. Colour them.

Answer:

Question 23:

Read the instructions and colour the given figure.

  1. Colour the rectangle red.
  2. Colour the space inside the triangle but outside the rectangle blue.
  3. Colour the space inside the circle but outside the triangle yellow
  4. Colour the space inside the square but outside the circle green.

Answer:

Question 24:

Match the pictures of various objects with the plane shapes they look like.

Answer:

Question 25:

Observe the following objects in your surroundings and identify the shape of their outline.

  1. Blackboard
  2. Bangle
  3. Door
  4. Clock
  5. Chessboard
  6. Table top
Answer:
  1. Rectangle
  2. Circle
  3. Rectangle
  4. Circle
  5. Square
  6. Try Yourself
Question 26:

Make your own border design using both curved and straightlines.

Answer:

Try yourself.

Question 27:

Use the pieces from the tangram puzzle to create these shapes.

Answer:

Try yourself.

Question 28:

Here are some rectangles that are torn. How many square pieces have been torn from each shape?

Answer: