Question

in the fig CD is the perpendicular bisector of the chord AB. if AB=2cm andCD=4cm. calculate the radius of the circle.

Answer 1

Answer:

√17cm

Step-by-step explanation:

perpendicular from centre bisects chord

hence,AD=DB=1cm

using pythagoras theorem,

AC²=CD²+AD²

AC=√17cm

Answer 2

Answer:

it's a wrong answer

Step-by-step explanation:

ans is 17/8

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