Question

me ajudem pfv


gire o dispositivo ​

Answer 1

A. $A=b.h\\A=15.6\\A=90cm^{2}$

B.$A=b.h\\A=3.6\\A=18cm^{2}$

C.$A=b.h\\A=15.7,5\\A=112,5cm^{2}$

D.$A=\frac{b.h}{2}\\A=\frac{7.5}{2}\\A=17,5cm^{2}$

E.$A=L.L=L^{2}\\A= 12.12\\A=144cm^{2}$

F.$A=b.h\\A=3.5\\A=15cm^{2}$

G.$A=\frac{b.h}{2}\\A=\frac{13.6}{2}\\A=9cm^{2}$

H.$A=\frac{b.h}{2}\\A=\frac{5.12}{2}\\A=30cm^{2}$