Find the area of an… - QuestionCove
OpenStudy (anonymous):

Find the area of an equilateral triangle (regular 3-gon) with the given measurement. 3-inch radius

4 years ago
OpenStudy (amistre64):

a radius is defined as the measure of the center to a vertex

4 years ago
OpenStudy (amistre64):

|dw:1377014443190:dw|

4 years ago
OpenStudy (anonymous):

what's the formula for area again?

4 years ago
OpenStudy (amistre64):

in this case, we may need to use trig functions; or special triangle relations but area of a triangle amounts to half the area of its rectangle:$A=\frac12bh$

4 years ago
OpenStudy (anonymous):

I'll be back later

4 years ago
OpenStudy (amistre64):

using special triangle relations we can form some relevanat information like this |dw:1377014686312:dw|

4 years ago