if perimeter of an equilateral triangle is 36 cm. calculate it's area and height
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Area=(underoot3/4)×side ²
=(1.732/4)×12²
=(1.732/4)×144
=62.35cm²
Height using pythagoras theorem
H²=144-36
H²=108
H²=108
H=6 underoot3
=(1.732/4)×12²
=(1.732/4)×144
=62.35cm²
Height using pythagoras theorem
H²=144-36
H²=108
H²=108
H=6 underoot3
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