Answer
$219^o$
Work Step by Step
The angle can be calculated by taking the ratio of students taking mathematics to the total number of students and then multiplying by $360^{\circ}$:
$$
\frac{452}{744}\times 360^o=218.7^o\approx 219^{\circ}
.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 15 - Section 15.2 - Circle Graphs - Exercise - Page 509: 7
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