On a pie chart there are six sectors of which four angles are 30°, 45°,...

JAMB 2008

On a pie chart there are six sectors of which four angles are 30°, 45°, 60°, 90° and the remaining two angles are in the ratio 2:1. Find the smallest angles of the remaining two angles.

A. 15^o
B. 30^o
C. 45^o
D. 60^o

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Correct Answer: Option C

Explanation

30 + 45 + 60 + 90 + 2x + x = 360°
225 + 3x = 360
3x = 360 - 225
3x = 135
x = 45°

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On a pie chart there are six sectors of which four angles are 30°, 45°,...

Correct Answer: Option C

Explanation

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