Parallelogram

Calculate the missing side of a parallelogram, if you know the perimeter o and one side:

a) o = 7.2 cm; b = 1.8 cm
b) o = 5.4 cm; a = 1.9 cm

Result

a =  1.8 cm
b =  0.8 cm

Solution:

Solution in text a =
Solution in text b =







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