Question

Pleaseeeeeeeeeeeeeee helpppppppppppppppppppppp

Answer 1

Step-by-step explanation:

$measure of \: each \: side = 5 \times \frac{3}{10} cm = \frac{53}{10}cm \\ in \: equilateral \: triangle \: all \: sides \: are \: equal \\ so \: perimeter \: of \: equilateral \: triangle = 3 \times length \: of \: side \\ 3 \times \frac{53}{10} = \frac{159}{10} cm \: = 15 \times \frac{9}{10} cm$