Question

A is the centre of the circle and abcd is a square.if bd= 4cm then find the radius of the circle

Answer 1

The radius of the circle is 4

If you notice the diagram, AC is the diagonal of the square and also the radius of the circle

We also know that the diagonals of a square are equal

Since BD=4cm, AC also equals 4cm

or the radius of the circle equals 4cm

Answer 2

here is your answer..

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