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4 votes
a rectangle is 70ft longer then it is wide. each diagonal between opppsote corners is 130 ft. what are the dimensions?

User Echen
by
6.6k points

1 Answer

6 votes

w^2 + 70w + 2450 = 8450

w^2 + 70w - 6000 = 0

.

Factoring the left:

(w-50)(w+120) = 0

.

w = {-120, 50}

.

toss out the negative solution:

width is 50 feet

length is 50+70= 120 feet

User Richard Gale
by
5.9k points