find the area of an equilateral triangle of perimeter 15√3 cm
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Equilateral triangle
Solve for
area
A
≈
10.83
P
Perimeter
Using the formulas
A
=
3
4
a
2
P
=
3
a
Solving for
A
A
=
3
P
2
36
=
3
·
15
2
36
≈
10.82532
Answered by
0
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