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makvit [3.9K]
3 years ago
8

The height of a triangle is eight centimeters more than twice the base, and the area of the triangle is 285 cm2. Find the height

and base of the triangle.
Mathematics
1 answer:
Kamila [148]3 years ago
8 0
Base = 15
Height = 38

You can get this by setting the base equal to x and the height equal to 2x + 8. Then multiply together and set equal to 285. To solve, solve for 0 and then use the quadratic formula. You'll get two answers, but the negative one is an extraneous solution. 
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