Owls9898 Owls9898

04-06-2017
Mathematics

contestada

Let angle a =40.If angle b is complement of angle a, and angle c is a supplement of angle b, what is angle b + angle c

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mathbrainiac1 mathbrainiac1

04-06-2017

Angle B + angle C is 180 degrees

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Menna3aly Menna3aly

04-06-2017

a= 40 , a+b =90 so b=50
c+b= 180 so c = 130
b+c = 180

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