a) b= 20cm e h=100cm
b) b= 200cm e h= 100mm
c) b= 20dm e h= 100cm
d) b= 2m e h= 100dm
e) b= 200mm e h= 100mm
Ola Lucas
p = 600 cm = 6 m
A = 2 m²
p = 2*(b + h) = 2*(b + h) = 6 m
b + h = 3
A = b*h = 2 m²
x² - 3x + 2 = 0
delta
d² = 9 - 8 = 1
d = 1
base b = (3 + 1)/2 = 2 m = 20 dm
altura h = (3 - 1)/2 = 1 m = 100 cm (C)
pronto
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Answers & Comments
Ola Lucas
p = 600 cm = 6 m
A = 2 m²
p = 2*(b + h) = 2*(b + h) = 6 m
b + h = 3
A = b*h = 2 m²
x² - 3x + 2 = 0
delta
d² = 9 - 8 = 1
d = 1
base b = (3 + 1)/2 = 2 m = 20 dm
altura h = (3 - 1)/2 = 1 m = 100 cm (C)
pronto