good morning .please tell me this Question
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Answer:
- 45°
- 50°
- x=35°
- x=70°
- x =15°
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(a)=180⁰-135⁰=45⁰
(b)=70⁰+50⁰=120⁰
= 180⁰-120⁰
= 60⁰
(c) =2x-5+3x+10=180⁰
= 5x+5=180⁰
= 5x=175⁰
=x=175/5
=x=35
(d) 115⁰= 2x-25
2x=115+25
x= 140/2
x= 70⁰
(e) 4x+6x+2x= 180⁰
x= 180/12
x= 15
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