Question

please answer the question
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i hope you will help me ​

Answer 1

Answer:

We know that the perimeter of an equilateral triangle = 3× side

60m = 3 × side

60m / 3 = side

20m = side

now area of an equilateral triangle

= root under 3/4 × side ²

$\sqrt{3 } \times {20}^{2} \div 4$

= 100root under 3

option D

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