3 years ago

Whats the Angle for A,B, and C? Ive been stuck on this problem for a while. It would be great if you helped

Mathematics

1 answer:

mario62 [17]3 years ago

7 0

Answer:

b=57° (vertically opposite angles)

Step-by-step explanation:

57°+a+b+c=360° (angles around a point)

57°+57°+a+c=360°

114°+a+c=360°

a+c=360°-114°=246°

a=c (vertically opposite angles)

therefore 2a=246°

a=123°

b=123°

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