Let x be the degree of angle a.
Angle b: 20+3x
Angle c: 55+x
We know that all angles add up to 180 degrees.
180=x+(20+3x)+(55+x)
180= 5x+75
180-75=5x
105/5=x
21=x
Angle a: 21 degrees
Angle b: 20+3(21) => 83 degrees
Angle c: 21+55 => 76 degrees
Hope I helped :)
Answer:
102
Step-by-step explanation:
i think it is right
Answer is C I hope it helps
No puedo ayudar srry primo
Answer:
A) 0.50x +300 < 650, where x < 700
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