Question

616120
three
Maths
Hwi
2) The
angles of
60° , 80° and 120° . Find the fourth
angle ?
a quad stilateral
are​

Answer 1

Answer:

let others angle be x

60 + 80+120+ x. =360 (angel sum property of quadrilateral)

x=360-260

x=100

hence other angel is 100°

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