Question

A table is rectangular and its length is twice its width. Find the dimensions of the table if it occupies 72 ft2 of floor space.

width
ft
length
ft

Answer 1

Let width be w.
Since its length is twice its width, it's 2w.

Since length × width = area,
w × 2w = 72
2w² = 72
w² = 36
w = 6
2w = 12

The table is 6 ft wide and 12 ft long.