If the length of a chord of a circle is 16 cm and is at a distance of 15 cm from the centre of the circle, then the radius of the circle is 15 cm     (b)  16 cm          (c)  17 cm         (d)  34 cm

Explanation

To find the radius of the circle given the length of a chord and its distance from the center, we can follow these steps:

### Step 1: Understand the problem
We have a chord of length 16 cm and it is at a distance of 15 cm from the center of the circle. We need to find the radius of the circle.

### Step 2: Identify the components
Let:
- O = center of the circle
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