A wooden pole is 7 m high and 20 cm in diameter.

A wooden pole is 7 m high and 20 cm in diameter. Find its weight if the wood weighs 225 kg per m³.

Solution:

The area of the curved surface of a cylinder is 4400 cm², and the circumference of its base is 110 cm. Find
(i) the height of the cylinder.
(ii) the volume of the cylinder.

Solution:

More Solutions:

• The length of the tangent to a circle is 24 cm and the distance of Q.
• If the angle between two radii of a circle is 130°.
• If tangents PA and PB from an exterior point P to a circle.
• At one end A of a diameter AB of a circle of radius 5 cm.
• AB is a chord of the circle such that ∠ACB = 50°.
• PA and PB are tangents to a circle with centre O.