Volume and Surface Area Practice Question and Answer
8 Q: A polygon has 14 sides then find out No. of diagonals in that polygon.
917 05e8afd2bbd0d850c66cb13a2
5e8afd2bbd0d850c66cb13a2- 175false
- 276false
- 377true
- 480false
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Answer : 3. "77 "
Q: The area of square field is $$ ({69696})^{2}$$. Its diagonal will be equal to (use √2 = 1.414)
979 05ec5f8ab0d983803ea4e510b
5ec5f8ab0d983803ea4e510b- 1313.296 mfalse
- 2353.296 mfalse
- 3373.296 mtrue
- 4393.296 mfalse
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Answer : 3. "373.296 m "
Q: A rectangular ground 16m long and 10m breadth. It has a gravel path 2.5m wide all around it on the outside. What is the area of the path?
999 05ee9a2a2b1ffa91fd4a38c62
5ee9a2a2b1ffa91fd4a38c62- 1159 m²false
- 2155 m²true
- 3187 m²false
- 4183 m²false
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Answer : 2. "155 m²"
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?
1313 05d4aa1bf11160f2052371576
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: What is the volume of a cube whose side is 7.5 cm?
1119 05e325343d0aa6f23a8fc4412
5e325343d0aa6f23a8fc4412- 1421.875 cm3true
- 2759.375 cm3false
- 3631.81 cm3false
- 4210.94 cm3false
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Answer : 1. "421.875 cm3"
Q: Diameter of a cycle wheel is 14 cm. A cyclist takes 30 minutes to reach a destination at a speed at 11 km/h. How many revolutions will the wheel make during the journey?
2316 15e4669b573b6222f383a033b
5e4669b573b6222f383a033b- 112500true
- 215000false
- 317750false
- 420000false
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Answer : 1. "12500"
Q: What is the total CSA of cone whose radius is 3 cm and height is 4 cm?
811 05e9d2b8b772f97276f50ca91
5e9d2b8b772f97276f50ca91- 1$$ { 24 π cm^2}$$true
- 2$$ { 25 π cm^2}$$false
- 3$$ { 28 π cm^2}$$false
- 4$$ { 20 π cm^2}$$false
- 5None of thesefalse
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Answer : 1. "$$ { 24 π cm^2}$$"
Q: One side of the rectangular ground is 8m and its diagonal is 17m. Find the area of the ground?
883 05ee9a728bc81cb2528ec0497
5ee9a728bc81cb2528ec0497- 1150 m²false
- 2140 m²false
- 3130 m²false
- 4120 m²true
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