4 Find the circumference and area of a circle of diameter 56 cm. (Use V for tt.) 5 Calculate the area of a parallelogram of height 6 cm and base 9 cm. 6 Two sides of a triangle are 7 cm and 4 cm and the angle between them is a right angle.
|Title||:||Mathematics for Caribbean schools|
|Author||:||J.B. Channon, H.C. Head, A. McLeish Smith|