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3 votes
Okay this is my last one.. I think dfghmhgfd

Okay this is my last one.. I think dfghmhgfd-example-1

1 Answer

6 votes

○=> Correct option :


\color{plum}\tt\bold{(B)}

○=> Steps to derive correct option :

We know that :


\color{hotpink} \tt \: circumference \: of \: a \: circle\color{plum} = 2\pi r

So, let the diameter of this circle be x.

Which means :


=\tt2 * \pi * r


=\tt 2 * x * \pi = 12\pi


=\tt 2x\pi = 12\pi


=\tt x = (12)/(2)


= \tt \: x = 6 \: m

Thus, the radius of the circle Robert drew = 6 m

Since the circle in option B has a radius of 6 m, it is the circle Robert drew.

▪︎Therefore, the correct option is (B)

User Bpjoshi
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