Mensuration MCQs with answers
Dear candidates you will find MCQ questions of 8th Class - Math | Chapter: Mensuration here. Learn these questions and prepare yourself for coming examinations. You can check the right answer of any question by clicking the option or by clicking view answer button.
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Q. The area of a triangle with base b and altitude h is
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Correct Answer: (A)
\(\frac{1}{2}\)bh
Q. The surface area of a cuboid of length l, breadth b and height h is
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Correct Answer: (C)
2 (lb + bh + hl)
Q. The total surface area of a cylinder of base radius r and height h is
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Correct Answer: (A)
2Οr (r + h)
Q. The volume of a cuboid of length l, breadth b and height h is
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Correct Answer: (A)
lbh
Q. The volume of a cylinder of base radius r and height h is
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Correct Answer: (B)
ΟrΒ²h
Q. The area of a rhombus is 60 cmΒ². One diagonal is 10 cm. The other diagonal is
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Correct Answer: (B)
12 cm
Q. The area of a trapezium is 40 cmΒ². Its parallel sides are 12 cm and 8 cm. The distance between the parallel sides is
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Correct Answer: (D)
4 cm
Q. 8 persons can stay in a cubical room. Each person requires 27 mΒ³ of air. The side of the cube is
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Correct Answer: (A)
6 m
Q. If the height of a cuboid becomes zero, it will take the shape of a
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Correct Answer: (D)
rectangle
Q. The volume of a room is 80 mΒ³. The area of the floor is 20 mΒ². The height of the room is
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Correct Answer: (D)
4 m
Q. The floor of a room is a square of side 6 m. Its height is 4 m. The volume of the room is
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Correct Answer: (C)
144 mΒ³
Q. The base radius and height of a right circular cylinder are 14 cm and 5 cm respectively. Its curved surface is
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Correct Answer: (B)
440 cmΒ²
Q. The heights of two right circular cylinders are the same. Their volumes are respectively 16Ο mΒ³ and 81Ο mΒ³. The ratio of their base radii is
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Correct Answer: (B)
4 : 9
Q. The ratio of the radii of two right circular cylinders is 1 : 2 and the ratio of their heights is 4 : 1. The ratio of their volumes is
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Correct Answer: (A)
1 : 1
Q. A glass in the form of a right circular cylinder is half full of water. Its base radius is 3 cm and height is 8 cm. The volume of water is
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Correct Answer: (B)
36Ο cmΒ³
Q. The base area of a right circular cylinder is 16K cmΒ³. Its height is 5 cm. Its curved surface area is
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Correct Answer: (A)
40Ο cmΒ²
Q. The base radius and height of a right circular cylinder are 5 cm and 10 cm. Its total surface area is
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Correct Answer: (A)
150Ο cmΒ²
Q. If the length and breadth of a rectangle are 10 cm and 5 cm, respectively, then its area is
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Correct Answer: (B)
150 sq.cm
Q. The area of a rhombus whose diagonals are of lengths 10 cm and 8.2 cm is
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Correct Answer: (A)
41 cm2
Q. The area of a trapezium is 480 cm2, the distance between two parallel sides is 15 cm and one of the parallel side is 20 cm. The other parallel side is
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Correct Answer: (C)
44 cm
Q. The area of a rhombus is 240 cm2 and one of the diagonals is 16 cm. Find the other diagonal.
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Correct Answer: (C)
30 cm
Q. A cylindrical box has ____ curved surface and ____ circular faces, which are identical.
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Correct Answer: (B)
One, two
Q. If a cuboidal box has height, length and width as 20 cm, 15 cm and 10 cm respectively. Then its total surface area is:
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Correct Answer: (C)
1300 cm2
Q. The height of a cylinder whose radius is 7 cm and the total surface area is 968 cm2 is
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Correct Answer: (A)
15 cm
Q. The height of a cuboid whose volume is 275 cm3 and base area is 25 cm2 is
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Correct Answer: (B)
11 cm
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