Question

Find the area of an equilatetal triangle whose side is 8cm.

Answer 1

Answer:  Step-by-step explanation Heron's Formula!!  Well Heron's Formula means  √s(s-a)(s-b) (s-c)  Well s = (8+8+8)/2 =12 √12(4)(4)(4) √768 28cm Yes!!  28 CM is the answer

Answer 2

Answer:

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Step-by-step explanation:

Lets recall the formula to find area of equilateral triangle :-

(√3/4)a² where a = 8

(√3/4)8²= (√3/4)64

16√3.... (ans.)