Question

7. Find the area of the equilateral triangle whose each side is 12 cm.​

Answer 1

Answer:

62.35

Step-by-step explanation:

Area of equilateral = A=3

4a2

Answer 2

Answer:

Area of triangle= _/s(s-a)×(s-b)×(s-c)

semi perimeter (s) = (12+12+12)÷2

=>36÷2=13

_/13×(13-12)×(13-12)×(13-12)

_/13×1×1×1

_/13m²

Step-by-step explanation:

Under root 13 or_/13 is the area

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