SOLUTION: Find the area of an equilateral triangle (regular 3-gon) with the given measurement.
9-inch perimeter
A = sq. in.
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Question 865319: Find the area of an equilateral triangle (regular 3-gon) with the given measurement.
9-inch perimeter
A = sq. in.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Find the area of an equilateral triangle (regular 3-gon) with the given measurement.
9-inch perimeter --> sides = 9/3 = 3
--------------------
Area of a regular polygon with n sides of length s is
=~ 1.299 sq inches
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