the radius of a circle is 17cm and the length of one of its chords is 30 cm . find the distance of the chord from the centre
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Given to find the distance of the chord
radius =17 and length of the coard=30
draw a circle like i drawn in the above diagram
1. now AP=PB
2.so AP=15 cm
3. OAP forms a right angle triangle
4. by using phytogras theorm we can find OP
5. which is 17square-15 square=OP square
So
radius =17 and length of the coard=30
draw a circle like i drawn in the above diagram
1. now AP=PB
2.so AP=15 cm
3. OAP forms a right angle triangle
4. by using phytogras theorm we can find OP
5. which is 17square-15 square=OP square
So
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it will help your question .this type of question will be solve in Pythagoras therom
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