Online Test — Perimeter
10 Questions • 10 min • Chapter MCQ
10:00
Question 1 of 10
easy
Rectangle with length 6 cm and width 2 cm. Perimeter = ?
12 cm
14 cm
16 cm
18 cm
Explanation: P = 2x(6+2) = 2x8 = 16 cm.
Question 2 of 10
easy
Square with side 7 cm. Perimeter = ?
21 cm
28 cm
35 cm
49 cm
Explanation: P = 4 x 7 = 28 cm.
Question 3 of 10
easy
Triangle with sides 4 cm, 5 cm, 6 cm. Perimeter = ?
13 cm
14 cm
15 cm
16 cm
Explanation: P = 4 + 5 + 6 = 15 cm.
Question 4 of 10
medium
Square perimeter = 40 cm. What is each side?
8 cm
10 cm
12 cm
15 cm
Explanation: Side = 40 / 4 = 10 cm.
Question 5 of 10
medium
Rectangle perimeter 24 cm, length = 8 cm. Width = ?
3 cm
4 cm
5 cm
6 cm
Explanation: L+W = P/2 = 12. W = 12 - 8 = 4 cm.
Question 6 of 10
medium
Pentagon with sides 2, 3, 4, 2, 3 cm. Perimeter = ?
12 cm
13 cm
14 cm
15 cm
Explanation: P = 2+3+4+2+3 = 14 cm.
Question 7 of 10
medium
Rectangle: length 12 cm, width 5 cm. Perimeter = ?
30 cm
32 cm
34 cm
60 cm
Explanation: P = 2x(12+5) = 2x17 = 34 cm.
Question 8 of 10
medium
Triangle perimeter 36 cm. Two sides are 9 cm and 12 cm. Third side = ?
13 cm
14 cm
15 cm
16 cm
Explanation: Third side = 36 - 9 - 12 = 15 cm.
Question 9 of 10
hard
A regular hexagon has perimeter 48 cm. Each side = ?
6 cm
7 cm
8 cm
9 cm
Explanation: Regular hexagon has 6 equal sides. Side = 48/6 = 8 cm.
Question 10 of 10
medium
Rectangle perimeter 18 cm, width = 3 cm. Length = ?
5 cm
6 cm
7 cm
8 cm
Explanation: L+W = 18/2 = 9. L = 9 - 3 = 6 cm.