Volume and Surface Area Questions Practice Question and Answer
8 Q: The radius of a semicircle is 35 cm, find its area and perimeter.
1380 05fe1bb09ce32c8585c738675
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: The perimeter of a square and an equilateral triangle is the same if the length of the diagonal of the square is $$ {12 \ sqrt {2}} $$ cm. If, what will be the area of the triangle?
1333 05f8043de88aba328edafaf6a
5f8043de88aba328edafaf6a- 1$$ {64\sqrt{3}}$$ sq.cmtrue
- 2$$ {32\sqrt{3}}$$ sq.cmfalse
- 3$$ {24\sqrt{3}}$$ sq.cmfalse
- 4$$ {28\sqrt{3}}$$ sq.cmfalse
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Answer : 1. "$$ {64\sqrt{3}}$$ sq.cm"
Q: A square pyramid with side 10 cm has a volume of 400 cm3. Find the total surface area of the pyramid.
1303 05f2e6ad0b6a1cb7a831cb217
5f2e6ad0b6a1cb7a831cb217- 1240 cm2false
- 2300 cm2false
- 3420 cm2false
- 4360 cm2true
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Answer : 4. "360 cm2"
Q: What is the total surface area and curved surface area of a solid semi circle with radius of 14 cm?
1292 05e293aa19d14251e9f42424d
5e293aa19d14251e9f42424d- 1$$ {5544cm^2},1848 cm^2 $$false
- 2$$ {1848cm^2},1232 cm^2 $$true
- 3$$ {924cm^2},616 cm^2 $$false
- 4$$ {2772cm^2},1848 cm^2 $$false
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Answer : 2. "$$ {1848cm^2},1232 cm^2 $$"
Q: The cost of fencing a circular plot at the rate of Rs.15 per meters Rs. 3,300. What will be the cost of flooring the plot at the rate a Rs . 100 per square meter?
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5e4d0c0adfffd759fd0cb3d5- 1Rs. 3,85,000true
- 2Rs. 2,20,000false
- 3Rs. 3,50,000false
- 4Cannot be determinedfalse
- 5None of thesefalse
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Answer : 1. "Rs. 3,85,000 "
Q: A circular ground of radius 7 m is surrounded by a path of width 3.5 m. Find the area of path.
1226 05edf1f918c4c964f73d404ea
5edf1f918c4c964f73d404ea- 1202 sq.mfalse
- 2154 sq.mfalse
- 3192.5 sq.mtrue
- 4346.5 sq.mfalse
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Answer : 3. "192.5 sq.m"
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?
1225 05f892f0de6aa3e1d0bd22e80
5f892f0de6aa3e1d0bd22e80- 18:1false
- 227:64false
- 364:1true
- 464:27false
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Answer : 3. "64:1"
Q: Find the shaded area in the given figure. If each circle having radius of 7cm?
1223 05f155401eddbc50839d4d874
5f155401eddbc50839d4d874- 148 sq.cmfalse
- 244 sq.cmfalse
- 345 sq.cmfalse
- 442 sq.cmtrue
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