Question

plz solve 9 question step by step

Answer 1

Answer:

6 cm

Step-by-step explanation:

area of equilateral triangle = √3/4 ×side2

so 9√3 = √3/4 × side2

so 9×4 = side2

so 36 = side2

so side = 6 cm

Answer 2

Step-by-step explanation:

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