SOLUTION: An equilateral triangle has an altitude length of 18 feet. Determine the length of a side of the triangle
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Question 829280: An equilateral triangle has an altitude length of 18 feet. Determine the length of a side of the triangle
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
An equilateral triangle has an altitude length of 18 feet.
Determine the length of a side of the triangle
:
All angles of an equilateral triangle = 60
The altitude forms two equal right triangles
therefore
sin(60) = 18/s
s = 18/sin(60)
s = 20.8 ft is the side of the triangle
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