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Unformatted text preview: AQB, CRD and PQRS are straight lines. If = 85 QRD , prove CD AB // . 3. in the figure, ACD is a straight line and = 90 CDE . Prove = + + 90 c b a 4. In the figure, QR PT // and PSR is a straight line. Prove a b SQR-= 5. In the figure, PQ MN // . Prove n p m + = + 180 6. In the figure, EF AB // and DE BC // . Prove DEF ABC = ....
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This note was uploaded on 10/17/2011 for the course IELM 3010 taught by Professor Fugee during the Winter '11 term at HKUST.
- Winter '11