Volume and Surface Area Practice Question and Answer
8 Q: The total surface area of a cube is 864 square cm. What is his volume?
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5e32568728cc9f701276e210- 1216false
- 21728true
- 3729false
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Answer : 2. "1728"
Q: The ratio of the radii of two wheels is 3: 4, then the ratio of their circumferences will be.
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5f97fe6cf6ce7f2367fe6e29- 12 : 3false
- 24 : 3false
- 33 : 4true
- 43 : 5false
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Answer : 3. "3 : 4"
Q: If each edge of a cube is reduced by 25 percent, find the ratio of the volume of the original cube and the resulting cube?
1495 05f892f0de6aa3e1d0bd22e80
5f892f0de6aa3e1d0bd22e80- 18:1false
- 227:64false
- 364:1true
- 464:27false
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Answer : 3. "64:1"
Q: The radius of a semicircle is 35 cm, find its area and perimeter.
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5fe1bb09ce32c8585c738675- 11040 sq.cm and 140 cmfalse
- 21925 sq.cm and 180 cmtrue
- 31890 sq.cm and 90 cmfalse
- 41730 sq.cm and 90 cm/false
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Answer : 2. "1925 sq.cm and 180 cm "
Q: A square pyramid with side 10 cm has a volume of 400 cm3. Find the total surface area of the pyramid.
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5f2e6ad0b6a1cb7a831cb217- 1240 cm2false
- 2300 cm2false
- 3420 cm2false
- 4360 cm2true
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Answer : 4. "360 cm2"
Q: The area of triangle is half the area of square. The perimeter of the square is 224 cm. What is the area of triangle?
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5d4aa1bf11160f2052371576- 11856 cm2false
- 21658 cm2false
- 31558 cm2false
- 41586 cm2false
- 5None of thesetrue
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Answer : 5. "None of these"
Explanation :
given 4a=224,
a=56, so that Area of square is=a2=56*56
so that Area of Triangle is a2/2=1568
Q: The perimeter of a square and an equilateral triangle is the same if the length of the diagonal of the square is cm. If, what will be the area of the triangle?
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5f8043de88aba328edafaf6a- 1true
sq.cm - 2false
sq.cm - 3false
sq.cm - 4false
sq.cm
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Answer : 1. " sq.cm"
Q: What is the total surface area and curved surface area of a solid semi circle with radius of 14 cm?
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5e293aa19d14251e9f42424d- 1false
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