Angles Day 2

1. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Angles Day 2

2. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Warm up P1+P2=W m2+ m3 = m4 x+ x= 72 2x = 72 x = 36 m2= 36

3. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Warm up RT bisects <QRS. If m<QRT=x+15, m<TRS=2y+10 and m<QRS=2x+2y, find the value of x and y. q x+15 2x+2y t 2y+10 R s

4. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Warm up RT bisects <QRS. If m<QRT=x+15, m<TRS=2y+10 and m<QRS=2x+2y, find the value of x and y.

5. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. adjacent (next to each other) supplementary line (add to 180)

6. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. 95 95 95 85 180 -85 95 180 -95 85 180 -85 95 85 85 95 They are equal 85 + 85 + 95 + 95 = 360

7. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. opposite intersect (They are equal) 90

8. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. vertex 360 adjacent 180

9. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. 1 CBD or DBC Bor CBD or DBC

10. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Linear pair Angles at a point Complementary angles Vertical angles

11. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Linear pair supplementary 180 -35 145 145 Vertical angles Congruent 73

12. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Complementary angles Add to 90 90 -29 61 61 Linear pair supplementary 180 -49 131 131

13. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Complementary angles Vertical angles Congruent Add to 90 b = 27 b = 90

14. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Vertical angles Linear pair supplementary Congruent b = 39 b = 110 b + 20 + 50 = 180 b + 4 = 43 b + 70 = 180 b = 39 b = 110

15. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Ex 19. An angle is 10 more than 3 times the measure of its complement. Find the measure of the complement. 70˚ 20˚ Let compl. of x = 90 - x

16. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Ex 20. An angle’s measure is 12 more than ½ the measure of its supplement. Find the measure of the angle. 68˚ 112˚ Let suppl. of x = 180 - x

17. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. Example 21: Two supplementary angles are in a ratio of 11:7. Find the measure of each. Angle = 11x Supplement = 7x 110˚ 70˚ TOTAL: 180˚ 11x + 7x = 180 18x = 180 x = 10

18. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles. 112.5

19. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles.

20. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles.

21. SWBAT- Identify adjacent, vertical, complementary and supplementary angles. Find measures of pairs of angles.