SOLUTION: Please help me solve this question: 1."A chord of length 24cm Is 13cm from the centre of the circle.calculate the radius of the circle". 2."Two parallel chord lie on opposite si

Algebra ->  Pythagorean-theorem -> SOLUTION: Please help me solve this question: 1."A chord of length 24cm Is 13cm from the centre of the circle.calculate the radius of the circle". 2."Two parallel chord lie on opposite si      Log On


   



Question 1080038: Please help me solve this question:
1."A chord of length 24cm Is 13cm from the centre of the circle.calculate the radius of the circle".
2."Two parallel chord lie on opposite sides of the centre of a circle of radius 13cm there length are 10cm and 4cm".

Answer by ikleyn(52884) About Me  (Show Source):
You can put this solution on YOUR website!
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#1.  The radius = sqrt%2813%5E2+%2B+%2824%2F2%29%5E2%29 = sqrt%2813%5E2+%2B+12%5E2%29 = sqrt%28313%29.