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Question Number 191324 by Mingma last updated on 23/Apr/23

Answered by HeferH last updated on 23/Apr/23

$$\mathrm{r}=20$$$$\mathrm{S}=\frac{15\times 20}{2}+\frac{7\times 24}{2}=150+84=234{\mathrm{u}}^2$$

Commented by Mingma last updated on 23/Apr/23

Excellent!

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