A) 17.5
B) 18.25
C) 19.25
D) 19.75
E) 17.75
Correct Answer: C
Solution :
OA= OB = 7 inches \[\therefore \] Area of the sector OAB \[=\frac{45{}^\circ }{360{}^\circ }\times \pi {{r}^{2}}\] \[=\frac{22\times 7\times 7}{7\times 8}=19.25\]\[=\frac{22\times 7\times 7}{7\times 8}=19.25\]You need to login to perform this action.
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