Question

Calcule o perimetro e a area do retângulo ​

Answer 1

$p=2.2\sqrt{12}+2.2\sqrt{3}\\p=4\sqrt{4.3}+4\sqrt{3}\\p=4.2\sqrt{3}+4\sqrt{3}\\p=8\sqrt{3}+4\sqrt{3}\\p=12\sqrt{3}\ cm$

$a=2\sqrt{12}.2\sqrt{3}\\a=4\sqrt{12.3}\\a=4\sqrt{36} \\a=4.6\\a=24\ cm^2$

Gabarito: b)