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- 1. Multiple Choice
The curved surface area of a a right circular cone of height 15 cm and base diameter 16 cm is
60π
68π
120π
136π
- 2. Multiple Choice
The height of a right circular cone whose radius is 5 cm and slant height is 13 cm will be
12cm
10cm
13cm
5cm
- 3. Multiple Choice
If the radius of the base of a right circular cylinder is halved keeping the same height then the ratio of the volume of the cylinder thus obtained to the volume of original cylinder is
1:2
1:4
1:6
1;8
- 4. Multiple Choice
If the radius of the base of a cone is tripled and the height is doubled then the volume is
Made 6 times
Maid 18 times
Maid 12 times
Unchanged
- 5. Multiple Choice
Total surface area of a hemisphere is how much times the square of its radius
π
4π
3π
2π
- 6. Multiple Choice
Shuttlecock used for playing badminton has the shape of the combination of
A cylinder and sphere
Hemisphere and cone
Sphere and cone
Frustum of a cone and hemisphere
- 7. Multiple Choice
The ratio of the volumes of a cylinder cone and sphere if each has the same diameter and same height is
1:2:3
2:1:3
1:3:2
3:1:2
- 8. Multiple ChoiceIf the base of the triangle is doubled and height is halved, its area will be _____DoubledHalvedone-fourthSame
- 9. Multiple Choice
The volume of a cone is ____________ of that of a cylinder
three times
equal
half
one third
- 10. Multiple ChoiceThe area of a rhombus whose diagonals are 9 cm and 7 cm is ______16 cm263 cm263 cm216 cm2
- 11. Multiple Choice
Frustum of a right circular cone of height 16cm with radii of its ends as 8 cm and 20 CM then the volume of the frustum is
3328π
3228π
3240π
3340π
- 12. Multiple Choice
THE PERIMETER OF THE REGULAR HEXAGON IS 21cm. CALCULATE THE LENGTH OF ONE SIDE.
3.5cm
216cm
4.2cm
- 13. Multiple ChoiceThe lateral surface area of a cube of side 12cm is144sq.cm196sq.cm576sq.cm664sq.cm
- 14. Multiple ChoiceThe number of bricks each measuring 50cm X 30cm X 20cm that will be required to build a wall whose dimensions are 5m X 3m X 2m is1000200030005000
- 15. Multiple Choice
Find the area of the composite figure.
28m
34m2
40m2
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