in the figure o is the centre of the circle OM=3cm and ab=8com. find the radius of the circle
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2
Answer:5cm
Step-by-step explanation:
Am=8/2=4cm
AMO is right angled triangle
AO=root(3²+4²)
=root(9+16)=root25
=5cm
Answered by
3
Answer:
AB = AM+MB
AM= 1/2 × 8
AM= 4
Using pythagoras theorem
OA^2=AM^2+OM^2
OA^2 = 4^2+ 3^2
OA ^2 = 16+ 9
OA^2 = 25
OA = 5
RADIUS OF CIRCLE = 5cm
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