Determine if the following statements are true or false using the Olegram. 1) Angles 5 and 7 are vertical angles. 2) The value of angle 6 is 135" The value of angle 1 is 35% T Angles 3 and 6 are alternate interior angles. F Angles 1 and 8 are corresponding angles. 3) 4) -) 7 ind the measure of all 7 angles given that one of the anglas is 115:

2. A circle is inscribed in a 40° - 60° - 80° triangle. The points of tangency are connected to form a triangle inscribed in the circle. State the measures of the angles of the inscribed triangle in numerical order from least to greatest. Ans.

8. Ana made a zip line for her tree house. To do this, she attached a pulley to a cable. She then strung the cable at an angle between the tree house and another tree. She made the drawing of the zip line at the right. The two trees are parallel. a. What is the measure of L1? 75 b. Are 21 and the given angle same-side interior angles, alternate interior angles, or corresponding anglest