Question

example 1: determine the perimeter of the following figure:

Explanation:

Step1: Recall the formula for perimeter

Perimeter is the sum of all side lengths.

Step2: Add the side lengths

$$9.5 + 12.1+5.2 + 5.1+10.4$$
First, add \(9.5+12.1 = 21.6\), then \(21.6+5.2=26.8\), next \(26.8 + 5.1=31.9\), and finally \(31.9+10.4 = 42.3\)

Answer:

\(42.3\) cm