Find the perimeter of an equilateral triangle whose area is 25 root 3 cm². Please give full solution.
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Answered by
1
Answer:
Step-by-step explanation:
A√3=25√3
A=25
Perimeter=3×25
=75
Answered by
1
Area of an equilateral triangle = (√3)a/4 = 25√3
a=25√3 ÷ (√3)/4 = 25√3 × 4/(√3) = 100
Perimeter of equilateral triangle = 3a = 3(100) = 300cm
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