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Mathematics
Mathematics
Problem
A sector of a circle of radius
14
cm
14\,\text{cm}
14
cm
has area
154
cm
2
154\,\text{cm}^2
154
cm
2
. What is the measure of its central angle
θ
\theta
θ
? a)
75
∘
75^\circ
7
5
∘
b)
45
∘
45^\circ
4
5
∘
c)
90
∘
90^\circ
9
0
∘
d)
120
∘
120^\circ
12
0
∘
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