WAEC - Mathematics (1999 - No. 5)

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

15^o

30^o

60^o

90^o

Explanation

Total angle in a circle = 360°

\(\therefore\) 105 + 75 + 2k + k + 3k = 360°

6k = 360 - 180 = 180

k = 180/6 = 30°

WAEC - Mathematics (1999 - No. 5)

Explanation

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