Online Test — Mensuration (Areas and Volumes)
10 Questions • 15 min • Chapter MCQ
15:00
Question 1 of 10
medium
Find the area of a square of side 9 cm.
36 cm²
72 cm²
81 cm²
18 cm²
Explanation: Area = s² = 9² = 81
Question 2 of 10
medium
Perimeter of a rectangle with l=15 cm, b=10 cm is:
25 cm
50 cm
150 cm
30 cm
Explanation: P = 2(15+10)=2×25=50
Question 3 of 10
medium
Find the circumference of a circle with radius 7 cm (π=22/7)
22 cm
44 cm
66 cm
88 cm
Explanation: C = 2πr = 2×22/7×7 = 44
Question 4 of 10
medium
Volume of a cube with side 5 cm is:
25 cm³
125 cm³
150 cm³
75 cm³
Explanation: Volume = 5³ = 125
Question 5 of 10
medium
TSA of a cuboid with l=4 cm, b=3 cm, h=2 cm is:
24 cm²
36 cm²
52 cm²
72 cm²
Explanation: 2(12+6+8)=2×26=52
Question 6 of 10
medium
CSA of a cylinder with r=7 cm, h=10 cm (π=22/7) is:
220 cm²
440 cm²
660 cm²
880 cm²
Explanation: 2πrh = 2×22/7×7×10 = 440
Question 7 of 10
medium
Volume of a cone with r=3 cm, h=4 cm (π=3.14) is:
12.56 cm³
25.12 cm³
37.68 cm³
50.24 cm³
Explanation: (1/3)πr²h = (1/3)×3.14×9×4 = 37.68
Question 8 of 10
medium
Slant height of cone with r=6 cm, h=8 cm is:
6 cm
8 cm
10 cm
14 cm
Explanation: l = √(36+64)=√100=10
Question 9 of 10
medium
Area of circle with radius 21 cm (π=22/7) is:
132 cm²
264 cm²
1386 cm²
2772 cm²
Explanation: πr² = 22/7×21×21 = 22×3×21 = 1386
Question 10 of 10
medium
Volume of cuboid 12 m × 8 m × 5 m is:
480 m³
240 m³
960 m³
100 m³
Explanation: V = 12×8×5 = 480