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
A
32o
B
45o
C
60o
D
75o
Verified Correct Answer: A.
Step-by-Step Mathematical Solution
In a school with students' population 810, the sectoral angle for a class of 72 students is
= \(\frac{72}{810}\) x 360º
= 32º
Source: WAEC / JAMB / NECO Classroom Archive (Record #45811)