Question

find the perimeter of this rectangle.
\\(l = 2\text{ cm}\\)
\\(w = 7\text{ cm}\\)

Explanation:

⚡ Using what you learned: calculating perimeter of polygons

Step 1: Identify the formula

$$ P = 2l + 2w $$

Step 2: Substitute the values

$$ P = 2(2) + 2(7) $$

Step 3: Simplify

$$ P = 4 + 14 = 18 $$

Answer:

18