the perimeter an equilateral triangular garden is 27 m find its area
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the perimeter an equilateral triangular garden is 27 m find its area
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Answer:
(81√3)/4
Step-by-step explanation:
PERIMETER OF EQUILATERAL TRIANGLE= 27m (given)
which is
PERIMETER OF TRIANLE=3a ( all sides are equal)
3a = 27
a=27/3
a=9
area of traingle=(√3/4)a²
⇒√3/4×9²
⇒√3/4×81
⇒(81√3)/4