Given : 21 = 22, 23 = 4 Prove :/ || m Reason Statement 1. 21 = 2 1. Given 2. 2.7 || n 3. 3. 23 = L4 4. 4. Converse of alternate interior angles thoerem 5. 5.7 || m

Here is an angle BAC with 2 different sets of markings. B C E A 1. Point E is the same distance away from each side of angle BAC. Make a conjecture about angles EAB and EAC and prove it. 2. Point H is on the angle bisector of angle BAC. What can you prove about the distances from H to each ray?

1 a) b) c) d) 3 Jack is on one side of a 200-foot- wide canyon and Jill is on the other. Jack and Jill can both see the trail 200 feet 100 feet 400 feet 300 feet a) 19 b) 60 c) 30 d) 24 e) 11 guide in the canyon at an angle of depression of 60 degrees. How far are they from the trail guide? go to station 3 go to station 5 go to station 8 go to station 10 In ADEF, d = 24, mZD = 37, and mZE = 49°. Find e to the nearest whole number. Find the go to station 9 go to station 7 go to station 10 go to station 5 go to station 2 2 a) 12.73 b) 105 Find the length of a. c) 17.39 d) 13.38 4 go to station 1 about 92.1 meters about 6.4 meters about 25 meters about 4.3 meters go to station 7 go to station 6 go to station 3 During a figure skating routine, Justin and Karrie skate apart with an angle of 15 between them. Karrie skates for 5 meters and Justin skates for 7 meters. How far apart are the skaters? 4 Find m/C go to station 2 go to station 9 go to station 1 go to station 6

> NEXT A BOOKMARK Question 13/50 Line M is parallel to line L. Name the angles which are congruent to angle R in the figure shown below: 13 B P. M R. A P and D B S, P and C CP,D and A D D, S, P and A SHOW HINT

b) Determine the angle between a and b given that â - 56 and â – ô are perpendicular.