The area of a circle is 616 sq cm, find its circumference?1). 44 cm2). 88 cm3). 22 cm4). 176 cm
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1. The height of a room is twice its breadth and breadth is 1/16thof its length. If its volume is 4000 m3, then what is its height?
2. A tin sheet of rectangular dimension 16 cm × 5 cm is rolled along its length and a cylinder is formed. Then find the volume of the cylinder.
3. The difference between the length of breadth of a rectangle is 27 m. If its perimeter is 214 m, then its area is
4. A wire when bent in the form of a square encloses an area of 484 sq. cm. If the same wire is bent in the form of a circle, what is the area enclosed by it?
5. The diameter of the moon is as sumed to be one fourth of the diameter of the earth.Then the ratio of the volume of the earth to that of the moon is
6. Curved surface area of a wooden cone of slant height 12 cm is 226.08 cm2. The vertical height of the cone is (π = 3.14)
7. What is the area (in sq cm) of a regular hexagon of side 6 cm?
8. If diagonal of a cube is $\sqrt{12}$ cm, then its volume in cubic cm is :
9. Find the area of a parallelogram with a diagonal of length 8 cm and having adjacent sides of 4 cm and 6 cm.
10. A cone of radius 3.5 cm and height 12 cm is completely filled with water. This water is emptied into an empty cylindrical vessel of radius 7 cm. What will be the height of water in this vessel?
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