1.
[tex]learn \: more \: and \: work \: harder[/tex]
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Answers & Comments
1.
[tex]A = \pi {r}^{2} [/tex]
[tex] = (\pi) {(3.5)}^{2} [/tex]
[tex] = (3.14)(12.25)[/tex]
[tex] = 38.465[/tex]
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2.
[tex]A = \pi {r}^{2} [/tex]
[tex] = (\pi) {(2.2)}^{2} [/tex]
[tex] = (3.14)(4.84)[/tex]
[tex] = 15.1976[/tex]
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[tex]learn \: more \: and \: work \: harder[/tex]