SOLUTION: The length of one side of an equilateral triangle is 10 cm. what is the altitude of the triangle?

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Question 322452: The length of one side of an equilateral triangle is 10 cm. what is the altitude of the triangle?
Answer by nyc_function(2741) About Me  (Show Source):
You can put this solution on YOUR website!
Equilateral means all sides are the same.
The bottom side can be divided into two parts of equal length: 10cm = 5cm + 5cm.
Let h = height
Use the Pythagorean Theorem to find h.
h^2 + 5^2 = 10^2
Can you take it from here?