Find the volume of a sphere whose radius is 7cm.
Radius=14
Volume=4/3(∏r³)=4/3*(22/7*7*7*7)
Volume=1437.33
Find the volume and surface area of a sphere of diameter 42cm.
The difference between the circumference and radius of a circle is 74cm.Find area of the circle.
A circle and a rectangle have the same perimeter.The sides of the rectangle are 40cm and 26cm.What is the area of the circle?
The length of a rectangle is twice the diameter circle.The circumference of the circle is equal to area of a square of side 22cm.What is the breadth of rectangle if its perimeter is 668cm?
The number of revolutions of wheel of diameter 70cm makes in travelling a distance of 990m is