Question

imi puteti explica cum se face vă rog,multumesc​

Answer 1

$a = ad \times ab$

$ad = 2 \times 5 =1 0 \: \: \: cm$

$bc = ad = 10 \: \: o \: \: piesa$

$am = 10 + 5 = 15 \: cm$

$a = > \\ 10 \times 15 = 150 \: cm {}^{2}$