Question: CONSTRUCTION In Exercises 15 and 16, use a compass In Exercises 25-30, find the indicated angle measures. and straightedge to copy the angle. (See Example

 CONSTRUCTION In Exercises 15 and 16, use a compass In Exercises

CONSTRUCTION In Exercises 15 and 16, use a compass In Exercises 25-30, find the indicated angle measures. and straightedge to copy the angle. (See Example 4.) 15. 16. 25. mZABC = 95%. Find mZABD and m/DBC. 4 (2x + 23) (9x - 5) In Exercises 17-20, m ZAED = 34' and m LEAD = 112. (See Example 3.) 26. mZXYZ = 117. Find m/XYW and m/WYZ. (-10x + 65) (6x + 44) X 17. Identify the angles congruent to ZAED. 27. ZLMN is a straight angle. Find m/LMP and m/NMP. 18. Identify the angles congruent to LEAD. 19. Find m.LBDC. 20. Find mLADB. (-16x + 13) (-20x + 23) In Exercises 21-24, find the indicated angle measure. M N 21. Find m/ABC. 22. Find m/LMN. 28. ZABC is a straight angle. Find mZABX and m/CBX. X 8 230 370 85 210 M (14x + 70)/ (20x + 8) A B 23. m/RST = 114. Find m/RSV. 29. Find m/RSQ and m/TSQ. (15x - 43) R 720 (8x + 18) S 24. LGHK is a straight angle. Find m/LHK. 30. Find m/DEH and m/FEH. (10x + 21)8 F 79 G H K 13x E 44 Chapter 1 Basics of Geometry

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