The area of a rectangular conference table is 51 square feet. if its length is 4 feet longer than its width, find the dimensions

Question

Archy [21]

3 years ago

7

The area of a rectangular conference table is 51 square feet. if its length is 4 feet longer than its width, find the dimensions

of the table. round each dimension to the nearest tenth

Mathematics

1 answer:

Anna007 [38] · Answer 1 · 2022-04-30T02:05:41+03:00

Anna007 [38]3 years ago

8 0

L*W=51
L=W+4

Replace L with W+4: (W+4)*W=51
W²+4W-51=0
use the quadratic formula to find W:5.4 (sorry cannot type the formula here)
the length is 5.4+4=9.4