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25 votes
25 votes
An equilateral triangle has a side length of 10 units. What is it’s area?

User Chad DeShon
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1 Answer

22 votes
22 votes

Answer:


image

Explanation:

Area of a triangle =
image where
image and
image are the sides of the triangle and
image is the angle between those two sides.

The side length are 10, and since its an equilateral triangle, the angle is 60 degrees. Thus, the area becomes
image

User Jaclyn U
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2.8k points