3 years ago

My questions are all in the photo

Mathematics

1 answer:

user100 [1]3 years ago

6 0

Answer:

A. a=25

B. RCA and QBD

C. Angle PBA

Step-by-step explanation:

2a-9+5a+14=180 since they are same side interior they equal 180

combine like terms- 7a+5=180

subtract 5 from each side- 7a=175

divide 7 from each side- a=25

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