Find the perimeter of the parallelogram, where base a = 8 cm, height v = 3 cm, and angle alpha = 35° is the magnitude of the angle at vertex A.

Correct result:

o =  26.461 cm


a=8 cm v=3 cm α=35   sinα=v:x  x=v/sinα=v/sin35 =3/sin35 =3/0.573576=5.23034  o=2 a+2 x=2 8+2 5.2303=26.461 cm

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