2010
Mathematics
JAMB
An arc subtends an angle of 50o at the center of circle of radius 6cm. Calculate the area of the sector formed
A.
100/7
B.
80/7
C.
110/7
D.
90/7
Correct Answer: 110/7
Explanation
Area of a sector = θ/360 x πr2 = 50/360 x 22/7 x 36/1 = 110/7
Area of a sector = θ/360 x πr2 = 50/360 x 22/7 x 36/1 = 110/7THIS WEEK's
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