The pie chart illustrate the amount of private ... - WAEC Mathematics 1999 Question
The pie chart illustrate the amount of private time a student spends in a week studying various subjects. use it to answer the question below
Find the value of K
A
15o
B
30o
C
60o
D
90o
correct option: b
Total angle in a circle = 360°
\(\therefore\) 105 + 75 + 2k + k + 3k = 360°
6k = 360 - 180 = 180
k = 180/6 = 30°
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