1.

Find the Circumference of the circle.

Answer»

We know,

C = 2πr

Here, r = 9 in

∴ C = 2(3.14)(9 in)

⇒ C = 18 × 3.14 in

⇒ C = 56.52 in (5TH).

More:

  • A CIRCLE is a plane FIGURE.
  • RADIUS = 2 × DIAMETER
  • Area of circle = πr².


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