Question

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

6-inch apothem

A = sq. in.

Answer 1

cos30=6/l
sqrt3 6
----- = ----
2 l

lenght of side l= 12/sqrt3 = (12sqrt3)/3 = 4sqrt3

A=((4sqrt3)*6)/2 = 12sqrt3 (sq.in.)

Answer 2

theres 3 number then sqrt 3 in the answer blanks..

Answer 3

???

Answer 4

the answer box is like ___sqrt3

Answer 5

yes like how i have wrote there 12sqrt3

Answer 6

nope that's wrong. there is 3 numbers before the sqrt therefore 12 is wrong.