what is answer this triangle
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let the angle a and c=x°
angle a+angle b+angle c=180°
x+100+x=180
2x+100=180
2x=180-100
2x=80
x=80/2=40
angle a and angle c=40°
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Answer:
40
Step-by-step explanation:
By angle sum property
x+x+100=180
2x+100=180
2x=180-100
2x=80
x=80/2
x=40
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