Question

area of equiletral triangle with side 9cm​

Answer 1

SIDE=9cm

AREA OF AN EQUILATERAL TRIANGLE=√3/4a²

=√3/4×3×3

=9√3/4 is the area of an equilateral triangle

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Answer 2

Answer:

Step-by-step explanation:

we know,

area of equilateral triangle = √3/4a²

i.e.

√3/4 * 9* 9

= 35.07 (approx.)