Question

A scale drawing of a square has a side length of 9 centimeters. The drawing has a scale of 1 cm : 3 ft. Find the actual perimeter and area of the square.

Answer 1

area =729 feet square

perimeter = 108 feet

Explanation:

Given the side of a square is 9 cm.

The scale is given as :

1 cm = 3 feet

Since 1 cm represents 3 feet.

Therefore, 9 cm will represent = 9 x 3 feet

= 27 feet

So the side of the square is 27 feet.

Therefore, its area = Side x side

= 27 x 27

= 729 feet square

And the perimeter = 4 x side

= 4 x 27

= 108 feet