SOLUTION: The front wall of the house is in the shape of equilateral triangle. The base of the house is 10m long. How tall is the front of the house

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Question 984064: The front wall of the house is in the shape of equilateral triangle. The base of the house is 10m long. How tall is the front of the house
Answer by josgarithmetic(39617) About Me  (Show Source):
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Base of house, bottom side of equilateral triangle wall?

Tip to middle of base, altitude. Half of base is 5 meters. Two legs of resulting right triangle are 5 and y. 10 is a side of the equilateral and hypotenuse of one of the right triangles.

y%5E2%2B5%5E2=10%5E2
Find y.