cutie59 cutie59

22-02-2019
Physics

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If M angle a equals 91° and M angle B equals 40°, find M one

If M angle a equals 91 and M angle B equals 40 find M one class=

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popcornrox37 popcornrox37

22-02-2019

So the sum of all the angles in a triangle is 180

So:

91 + 40 + C = 180

131 + c = 180

c = 49

Now the sum of the angles on a line is also 180

So

Angle 1 plus angle c is 180

x + 49 = 180

x = 131 : Angle 1 is 130 degrees

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