Question

An equilateral triangle has the perimeter of 36 cm. What is the length of half of one of its sides

Answer 1

Answer:

6

Step-by-step explanation:

$formula \: to \: find \: perimeter \: of \: equilateral \: triangle \: = 3a \\ \\ 3a = 36 \\ a = \frac{36}{3} \\ a = 12 = side \: of \: triangle \\ \\ half \: of \: its \: one \: side \: \\ \frac{12}{2} = 6$

Answer 2

$\huge\mathbb\red{solution}$

$\begin{gathered}formula \: to \: find \: perimeter \: of \: equilateral \: triangle \: = 3a \\ \\ 3a = 36 \\ \\ a = \frac{36}{3} \\ \\ a = 12 = side \: of \: triangle \\ \\ half \: of \: its \: one \: side \: = \frac{12}{2} = 6\end{gathered} </p><p>$