Question

If a circle is divided into 18 equal parts, then what will be the sum of 5 such parts?

Answer 1

If a circle is divided into 18 equal parts, then we can calculate the measure of each part as:

$\frac{360°}{18}$= 20°

Now, the sum of 5 such parts = 20⁰ × 5 = 100⁰