ljhadok000 ljhadok000 29-09-2022 Mathematics Answered 1 Given: plq and ql|r Prove: pr Statements 1. plq 2. 1 is a right angle 3. m21-90° 4. qllr 5. 21 22 6. m/1=m/2 7. m/2 = 90° 8. 22 is a right angle 9. plr