Over Lesson 31 5-Minute Check 1 A.RST B.PON C.STQ D.POS Choose the plane parallel to plane MNR. Over Lesson 31 5-Minute Check 2 A.PM B.TS C.PO D.MQ ___ Choose the segment skew to MP. Over Lesson 31 5-Minute Check 3 A.corresponding angles B.vertical angles C.consecutive interior angles D. alternate exterior angles Classify the relationship between 1 and 5. Over Lesson 31 5-Minute Check 4 A.alternate interior angles B.alternate exterior angles C.corresponding angles D.consecutive interior angles Classify the relationship between 3 and 8. Over Lesson 31 5-Minute Check 5 A.alternate interior angles B.alternate exterior angles C.corresponding angles D.vertical angles Classify the relationship between 4 and 6. Over Lesson 31 A.OS B.TS C.NR D.MQ 5-Minute Check 6 Which of the following segments is not parallel to PT? Concept Example 1 Use Corresponding Angles Postulate A. In the figure, m 11 = 51. Find m 15. Tell which postulates (or theorems) you used. Example 1 Use Corresponding Angles Postulate B. In the figure, m 11 = 51. Find m 16. Tell which postulates (or theorems) you used. Example 1a A.42 B.84 C.48 D.138 A. In the figure, a || b and m 18 = 42. Find m 22. Example 1b A.42 B.84 C.48 D.138 B. In the figure, a || b and m 18 = 42. Find m 25. Concept Example 2 Use Theorems about Parallel Lines FLOOR TILES The diagram represents the floor tiles in Michelles house. If m 2 = 125, find m 3. Example 2 A.25 B.55 C.70 D.125 FLOOR TILES The diagram represents the floor tiles in Michelles house. If m 2 = 125, find m 4. A. ALGEBRA If m 5 = 2x 10, and m 7 = x + 15, find x. Example 3 Find Values of Variables B. ALGEBRA If m 4 = 4(y 25), and m 8 = 4y, find y. Example 3 Find Values of Variables A. ALGEBRA If m 1 = 9x + 6, m 2 = 2(5x 3), and m 3 = 5y + 14, find x. Example 3 A.x = 9 B.x = 12 C.x = 10 D.x = 14 B. ALGEBRA If m 1 = 9x + 6, m 2 = 2(5x 3), and m 3 = 5y + 14, find y. Example 3 A.y = 14 B.y = 20 C.y = 16 D.y = 24 Concept Assignment: 183/ 1-34,38-40,47-61