Asked by Gaby
The height of a triangle is 25 inches greater than its base. The area of the triangle is 625 square inches. The height of the triangle is inches and the base of the triangle is inches.
Answers
Answered by
Reiny
base --- x
height --- x+25
(1/2)(x)(x+25) = 625
x^2 + 25x = 1250
x^2 + 25x - 1250 = 0
(x-25)(x+50) = 0
x = 25 or an inadmissible negative
height --- x+25
(1/2)(x)(x+25) = 625
x^2 + 25x = 1250
x^2 + 25x - 1250 = 0
(x-25)(x+50) = 0
x = 25 or an inadmissible negative
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