Question

Find the length of a chord which is at a distance of 8 cm from the centre of a circle of radius 17 cm.
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Answer 1

30cm is the answer

Assume a triangle with hypotenuse 17cm, 8cm is one of its sides. So 15cm is the other side. As half of length of chord is 15, total length of chord is 30 cm

Answer 2

Answer:

solved

Step-by-step explanation:

length of  chord = 2√(17+8)(17-8) = 2√25×9 = 2*5*3 = 30 cm.