Question

me ajudem com a 13 e a 14 por favor

Answer 1

Resposta:

13)

a)
$l=\sqrt{169}=13\\P=13*4=52cm$

b)

$l=\sqrt{225}=15\\P=15*4=60cm$

c)

$l=\sqrt{136,89}=11,7\\P=11,7*4=46,8cm$

d)

$l=\sqrt{81}=9\\P=9*4=36cm$

14)

a)

$\alpha=\sqrt[3]{125}=5cm$

b)

$\alpha=\sqrt[3]{216}=6cm$

c)

$\alpha =\sqrt[3]{729}=9cm$

Espero ter ajudado!