Derive a formula for finding the area of any kite.
A circle with the radius of 2.2 centimetres is drawn touching the sides of a square. What area of the square is NOT covered by the circle?
Mathematics has always been a powerful tool for studying, measuring and calculating the movements of the planets, and this article gives several examples.
At the time of writing the hour and minute hands of my clock are
at right angles. How long will it be before they are at right