In the figure AB is the diameter ad PC is perpendicular to AB. PA = 9 cm , PC=6 cm. then a) What is the length of PB? b) Find the radius of the Circle.
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Answer:
PB=4 CM
RADIUS OF THE CIRCLE = 6.5 CM
Step-by-step explanation:
PC²=AP × PB .... THEOREM OF GEOMETRIC MEAN
36 = 9×PB
36/9 = PB
4= PB
PB = 4 CM
AP + PB = 9 + 4 = 13 CM .... A-P-B
DIAMETER = 13 CM
THEREFORE RADIUS = 13 /2
RADIUS = 6.5 CM
PLZ MARK BRAINLIEST
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