Equilateral 80573

The field has the shape of an equilateral triangle. Calculate its content if you know that the side is 280 meters long.

Correct answer:

S =  339.482 a

Step-by-step explanation:

a=280 m  S1=43 a2=43 2802=19600 3 m233948.1958 m2  S=S1 a=S1:100  a=33948.1958:100  a=339.482 a=339.482 a

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