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PQ & RS r 2 parallel …

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PQ & RS r 2 parallel chord of a circle whose center is o and radius is 10cm. If PQ 16cm and RS 12cm find the distance b/w PQ and RS when they lie,(1) on the same side of center o (2) on the opposite side of center o

Posted by Gagan Nirmalkar 8 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Sakshi Singh 8 years, 9 months ago

You r given with the radius as 10 cm

For both parts draw a rt. Angle triangle by joining centre in the circumference both the chords are meeting in both cases.

Now using the theorem that line from centre at 90 bisects the chord

Then use Pythagoras theorem in both the cases

1) add the ans of both the chords

2) subtract ans of both the chords

0Thank You

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