Online Test — Perimeter & Area
10 Questions • 30 min • Chapter MCQ
30:00
Question 1 of 10
easy
An L-shape splits into a 4 × 2 and a 2 × 2 rectangle. Total area?
10
12
8
16
Explanation: 8 + 4 = 12 square units.
Question 2 of 10
hard
A rectangle has area 24 cm² and length 6 cm. Its width is…
3 cm
4 cm
5 cm
6 cm
Explanation: 24 ÷ 6 = 4 cm.
Question 3 of 10
hard
A rectangle has perimeter 20 cm and width 4 cm. Its length is…
6 cm
5 cm
8 cm
16 cm
Explanation: 2 × (L + 4) = 20 → L + 4 = 10 → L = 6.
Question 4 of 10
medium
Perimeter of a square with side 9 cm = ?
18 cm
36 cm
81 cm
27 cm
Explanation: 4 × 9 = 36 cm.
Question 5 of 10
hard
A 10 × 6 rectangle has a 4 × 3 rectangle removed. Remaining area?
48
60
12
54
Explanation: 60 − 12 = 48 square units.
Question 6 of 10
easy
Perimeter of a 5 cm × 3 cm rectangle = ?
15 cm
16 cm
8 cm
30 cm
Explanation: 2 × (5 + 3) = 16 cm.
Question 7 of 10
easy
Area of a 5 cm × 3 cm rectangle = ?
8 cm²
15 cm²
16 cm²
30 cm²
Explanation: 5 × 3 = 15 cm².
Question 8 of 10
easy
A shape made of a 5 × 2 and a 3 × 2 rectangle has area…
10
16
6
20
Explanation: 10 + 6 = 16 square units.
Question 9 of 10
medium
Area of a 10 m × 4 m rectangle = ?
14 m²
28 m²
40 m²
20 m²
Explanation: 10 × 4 = 40 m².
Question 10 of 10
medium
An L-shape is a 6 × 4 rectangle with a 2 × 2 corner removed. Its area is…
20
24
28
16
Explanation: 24 − 4 = 20 square units.