राइट द रेडियस ऑफ द फॉलोइंग 34 सेंटीमीटर डायमीटर 20 सेंटीमीटर डायमीटर 2 सेंटीमीटर डायमीटर
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Answer:
ANSWER
OX is the perpendicular distance from centre O to the chord AB
∴AX=XB
Now,
AX+XB=AB
⇒2AX=AB
⇒2AX=30
⇒AX=
2
30
⇒AX=15
Again,
AO+OD=AD
⇒2AO=AD
⇒2AO=34
⇒AO=17
△AOX is a right angled triangle
∴AO
2
=OX
2
+AX
2
⇒17
2
=OX
2
+15
2
⇒OX
2
=17
2
−15
2
⇒OX
2
=
64
⇒OX=8cm
solution
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