Question

A cross-shaped pattern is made by arranging four identical rectangles

around the sides of a square, as shown in the diagram.
The area of the square is 36 cm2.
The area of each rectangle is one and a third times the
area of the square.
Find the perimeter of the cross-shaped pattern.
Show your working and state the units of your answer.

Answer 1

88 cm^2

Explanation:

one rectangle = perimeter of 28 and times 4 equals 112 but you have to subtract 24 the perimeter of the square and get your answer