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The area of a triangle is 27 square feet its height is three times the length of its base find the height and base of the triangle

Respuesta :

texaschic101
A = 1/2 * h * b
A = 27
h = 3b

27 = 1/2 * 3b * b
27 = 1/2 * 3b^2
27 * 2 = 3b^2
54 = 3b^2
54/3 = b^2
18 = b^2
sqrt 18 = b
4.24 = b <=== base

h = 3b
h = 3(4.24)
h = 12.72 <== height

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