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Given that r = 8 cm, find the area of sector ROS.
A. 21 cm2
B. 411 cm
C. 161 cm2
D. 81 cm2​

By Aaliyah

Given that r = 8 cm, find the area of sector ROS.
A. 21 cm2
B. 411 cm
C. 161 cm2
D. 81 cm2​

About the author
Aaliyah

x is a natural number .

a) What number should be added to x

2

+ 16 x to get a perfect square ?

0
5. Point P lies on a circle with centre O and A is a point on the tangent through P.
If PA = 7 cm and OA = 25 cm, find

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