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Mathematics 18 Online
OpenStudy (anonymous):

Find the area of an equilateral triangle (regular 3-gon) with the given measurement. 6-inch radius A = sq. in (can somone help me with this im stuck on it )

OpenStudy (saifoo.khan):

0.5 ab sinC

OpenStudy (anonymous):

it needs to be in sqrt

OpenStudy (saifoo.khan):

thats the formula

OpenStudy (saifoo.khan):

Area : 15.58sqin

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