Question

Part A: Solve for A

Part B: Determine m∠ABQ
Part C: Determine m∠BCR
If there is work please show if you can​

Answer 1

a=25

angle abq=139 degrees

bcr=41

Explanation:

(2a-9)+(5a+14)=180

7a+5=180

7a=175

a=25

2(25)-9=41

180-41=139

angle abq=139 degrees

bcr=41