Answer the following questions
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answer is 40
Step-by-step explanation:
- let angle a =x
- now ,
- angle ABD ,angle A+angle B+angleD
- x+50+90=180
- x+140=180
- x=180-140
- x=40
- now,in triangle ACD ,
- angleA+angleC+angle D=180
- x+50+90=180
- x=180-140
- x=40
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