The population of students in a school is 810. If this is represented on a pie chart, calculate the sectoral angle for a class of 72 students
-
32o
- 45o
- 60o
- 75o
The correct answer is: A
Explanation
In a school with students' population 810, the sectoral angle for a class of 72 students is
= \(\frac{72}{810}\) x 360º
= 32º