Question

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Answer 1

`221.69952`
`cm^(2)`

Explanation:

`A=\pi r^(2)`

`r=d/2\\r=16.8/2\\r=8.4`

`A=3.142 * 8.4^(2)`

`A=221.69952`

Answer 2

221.69952 cm^2

Solution,

diameter=16.8 cm

radius=8.4 cm

Area of circle= pi r^2

= 3.142*(8.4)^2

=221.69952 cm^2

Hope it helps

Good luck on your assignment