Question

a) Quadrado

L = 7 cm

A = L . L A = 7 . 7 = 49 cm²

b) retângulo

H = 2,5 cm
B = 8 cm

A = B . H A = 8 . 2,5 = 20,0 cm²

c) triângulo:

H = 4 cm
B = 9cm

A = B . H A = 9 . 4 = 36 = 18cm²
2 2 2

d) LOSANGO:

D = 8,4cm
d = 4cm

A = D . d A = 8,4 . 4 = 33,6 =
2 2 2

16,8cm²


e) trapézio:

b = 6cm
H =6cm
B = 12cm

H =6cm A = (B + b) . H
2​

Answer 1

Resposta:

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