Volume and Surface Area Questions Practice Question and Answer
8 Q: Find the shaded area in the given figure. If each circle having radius of 7cm?
921 05f155401eddbc50839d4d874
5f155401eddbc50839d4d874- 148 sq.cmfalse
- 244 sq.cmfalse
- 345 sq.cmfalse
- 442 sq.cmtrue
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Answer : 4. "42 sq.cm"
Q: The area of trapezium is 21 square cm, the distance between the parallel sides is 3 cm and one of the parallel sides is 8.3 cm. What is the length of the other parallel side ?
2377 15e4667b365b2ec50e42a778f
5e4667b365b2ec50e42a778f- 112.7 cmfalse
- 27.7 cmfalse
- 310.7 cmfalse
- 45.7 cmtrue
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Answer : 4. "5.7 cm"
Q: Two cones have their heights in the ratio 1:3 and the radii of their bases in the ratio 3:1. Find the ratio of their volumes?
598 05ecf3a9b79d67a247e487706
5ecf3a9b79d67a247e487706- 13:1true
- 22:1false
- 34:1false
- 45:1false
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Answer : 1. "3:1"
Q: What is the total surface area and curved surface area of a solid semi circle with radius of 14 cm?
890 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 volume of a sphere and an elliptical cylinder are the same. The radius of the sphere and cylinder are 21 cm and 14 cm respectively. What is the height of the cylinder?
804 05e3256211f73627362281733
5e3256211f73627362281733- 163 cmtrue
- 256 cmfalse
- 342 cmfalse
- 449 cmfalse
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Answer : 1. "63 cm"
Q: PQRS is a parallelogram, Angle SPQ=60 Degree, QR=40 cm and PQ=10 cm, then find the area of the parallelogram.
1537 05e4e10591b69e805d0bbeced
5e4e10591b69e805d0bbeced- 1100√3 sq.cmfalse
- 2200√3 sq.cmtrue
- 3100 sq.cmfalse
- 4500 sq.cmfalse
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Answer : 2. "200√3 sq.cm"
Q: The wooden box measure 20 cm by 12 cm by 10 cm. Thickness of wood is 1 cm. The volume of wood to make the box (in cubic cm) is
883 05ec5f9e10d983803ea4e5194
5ec5f9e10d983803ea4e5194- 1960true
- 2519false
- 32400false
- 41.120false
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Answer : 1. "960 "
Q: A wall is the form of a trapezium with height 8 m and parallel sides being 5 m and 10 m. What is the cost of painting the wall, if the rate of painting is Rs. 50 per square meter ?
696 05ef055a07cd71c7944696a50
5ef055a07cd71c7944696a50- 1Rs.5000false
- 2Rs.3000true
- 3Rs.6000false
- 4Rs .4000false
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