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Question Number 191325 by Mingma last updated on 23/Apr/23

Answered by HeferH last updated on 23/Apr/23

$$16=2\times \mathrm{a}(\mathrm{a}+\mathrm{b})$$$$\mathrm{Yellow}=8$$

Commented by Mingma last updated on 23/Apr/23

How?

Commented by Mingma last updated on 23/Apr/23

Can you explain it well, sir!

Answered by mr W last updated on 23/Apr/23

$$rectanglea\times b$$$$squareb\times b$$$$b^2+[a^2-{(b-a)}^2]=4^2$$$$2ab=4^2$$$$\Rightarrow ab=\frac{4^2}{2}=8✓$$

Commented by Mingma last updated on 23/Apr/23

Excellent!

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