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2. Which of these nets can be used to form a cube?

(a) (b) (c)

3. Complete the net of a cube and cuboid.

(a) (b)

4. How many cubes are there in each of these cube towers?

(a) (b) (c)

Mental Maths Critical Thinking
Answer the following questions.

1. Do circles have vertices? ______________
2. Do semicircles have a line segment? ______________

3. Is a circle a quadrilateral? ______________
4. How many minimum sides can a polygon have? ______________

5. Can a diameter be shorter than the radius of the circle? ______________

maths fun Creative Thinking

Take a sheet of paper. Make a square of the same size at each corner.
Cut out the squares and put them aside. Now, fold the flaps so formed upwards and
fix them using a sticking tape. What shape do you get?

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