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CBSE · Class 3 · Mathematics

Fun with Shapes

Standard difficulty · 20 questions · 40 marks

Name: Date: Score: ____ / 40

Show your working for Sections B and C. Answers are on the last page — try every question first!

Section A — Choose the correct answer8 × 1 = 8 marks
1.
How many sides do 1 triangle and 3 squares have altogether?
  1. 15
  2. 19
  3. 11
  4. 16
2.
A clock face looks like which shape?
  1. Triangle
  2. Rectangle
  3. Circle
  4. Square
3.
How many matchsticks are needed to make 3 squares in a row, sharing sides?
  1. 11
  2. 12
  3. 10
  4. 9
4.
How many matchsticks make 2 triangles in a row, each sharing a side with the next?
  1. 5
  2. 6
  3. 4
  4. 7
5.
How many square corners does a rectangle have?
  1. 4
  2. 3
  3. 0
  4. 2
6.
How many corners are there in 6 triangles and 2 rectangles?
  1. 27
  2. 29
  3. 23
  4. 26
7.
How many sides do 6 rectangles have in all?
  1. 24
  2. 25
  3. 28
  4. 20
8.
Which of these has square corners?
  1. a coin
  2. a samosa seen from the side
  3. a postcard
  4. a bangle
Section B — Short answer8 × 2 = 16 marks
9.
How many corners do 5 triangles and 5 squares have in all?
10.
Lata draws 4 triangles and 5 squares. How many sides are there in all?
11.
How many matchsticks do you need for 7 squares in a row?
12.
With 46 matchsticks, how many squares in a row can you make?
13.
Name the shape of a bangle.
14.
What shape are the faces of a geometry box?
15.
How many square corners are there in 9 rectangles?
16.
How many matchsticks make 11 triangles in a row?
Section C — Word problems4 × 4 = 16 marks
17.
Asha makes squares in a row with matchsticks, sharing sides. (a) How many sticks for 1, 2 and 3 squares? (b) How many for 13 squares? (c) What pattern do you see?
18.
A rangoli has 3 triangles, 3 squares and 1 rectangles. How many corners are there in all? How many square corners?
19.
How are a square and a triangle different? Write one thing that is true for each.
20.
Riya makes triangles in a row with matchsticks. How many sticks are needed for 10 triangles? How many triangles can be made with 25 sticks?
AmbifulWorksheets
Practice that never repeats
CBSE · Class 3 · Mathematics

Answer key

Fun with Shapes · AW-3M-SHP-2026-V1 · For parents — fold back or tear off before handing the sheet to your child.

QAnswerWorking
1(a) 151 × 3 + 3 × 4
2(c) Circle—
3(c) 10the first square needs 4, each new square 3 more: 4 + 3 × 2
4(a) 5the first triangle needs 3, each new one 2 more: 3 + 2 × 1
5(a) 4—
6(d) 266 × 3 + 2 × 4
7(a) 246 × 4
8(c) a postcardsquares and rectangles have four square corners
9355 × 3 + 5 × 4
10324 × 3 + 5 × 4
11224 + 3 × 6
12154 for the first, then 3 for each more: (46 − 1) ÷ 3
13Circle—
14Rectanglesit is a cuboid: its faces are rectangles
15369 × 4
16233 + 2 × 10
17(a) 4, 7, 10; (b) 40; (c) each new square needs 3 more sticks—
1825 corners; 16 square corners3 × 3 + 3 × 4 + 1 × 4
19A square has 4 equal sides and 4 square corners; a triangle has 3 sides and 3 corners.sides: Square 4, Triangle 3
2021 sticks; 12 triangles3 for the first triangle, then 2 for each more