Question

Using the information in figure 3.12,
find the measures of angles a angles b and angles c.​

Answer 1

Answer:

a= 30 , b= 70 and c= 80

Step-by-step explanation:

b= 70(vertically opposite angles)

c= 180-100= 80

a+b+c= 180

a+70+80= 180

so, a= 30

Answer 2

Answer:

a-30

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