Question

Mathematics question , now question is relevant not irrelevant....xd​

Answer 1

(c) greater than or equal to 5cm

Since the chord is 10cm it can diameter or any other chord. So radius must be 5cm or greater but not less.

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Answer 2

C option greater than ore equal to.
This is so because chord is any line on the circle and the diameter is the biggest chord. So if the chord here is diameter then it must be equal to 5 or if it’s not then it’s greater than 5