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Home / Doubts and Solutions/MEGHALAYA/Class 9/Mathematics

The radius of acircle is 8 cm and the length of one it's chords is 12 cm.Find the distance of the chord from the centre

Asked by anjusharmasapkota 19th March 2021, 7:04 PM
Answered by Expert
Answer:
O D B space i s space r i g h t space a n g l e d space t r i a n g l e A D equals D B a s space p e r p e n d i c u l a r space f r o m space t h e space c e n t e r space b i s e c t s space t h e space c h o r d. T h e r e f o r e space D B equals 6 c m O D squared equals O B squared minus D B squared O D squared equals 8 squared minus 6 squared O D squared equals 64 minus 36 O D squared equals 28 O D equals square root of 28
Answered by Expert 20th March 2021, 4:05 PM
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