Question
The rectangle is divided into four parts Z, A, B and C. The ratio of Part Z to Part A is 7 : 3 and the ratio of Part A to Part B is 3 : 1.
  1. Find the ratio of Part Z to Part A to Part B.
  2. Given that Part C is 81 cm2 , find the area of the rectangle.
5 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

The rectangle is divided into four parts Z, A, B and C. The ratio of Part Z to Part A is 7 : 3 and the ratio of Part A to Part B is 3 : 1.
  1. Find the ratio of Part Z to Part A to Part B.
  2. Given that Part C is 81 cm2 , find the area of the rectangle.