SOLUTION: Find the area of an equilateral triangle (regular 3-gon) with the given measurement.
6-inch radius
A = sq. in.
Algebra.Com
Question 279226: Find the area of an equilateral triangle (regular 3-gon) with the given measurement.
6-inch radius
A = sq. in.
Answer by CharlesG2(834) (Show Source): You can put this solution on YOUR website!
Find the area of an equilateral triangle (regular 3-gon) with the given measurement.
6-inch radius
from http://www.mathopenref.com/polygonregulararea.html:
If you know the radius (distance from the center to a vertex):
where
R is the radius (circumradius)
N is the number of sides
is PI, approximately 3.142
SIN is the sine function calculated in radians
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