Use the diagram below to answer questions 6-10. Lines 8. If the measure of angle 3 is 2x + 2 and the meas- AE, BF, GD, and ray OC all intersect at point O (not ure of angle 4 is 5x - 10, what is the measure of labeled), and line AE is perpendicular to ray OC. angle 7? a. 140 b. 30 C. 60 d. 90 G B e. 1150' C 9. If angle 1 measures 62" and angle 4 measures 57", what is the measure of angle 6? a. 330 b. 610 C. 720 d. 950 e. 1190 6. Which of the following pairs of angles are complementary? 10. If the measure of angle 3 is 5x + 3 and the meas- a. angles 1 and 2 ure of angle 4 is 15x + 7, what is the sum of b. angles 2 and 3 angles 5 and 6? c. angles 1 and 4 a. 670 d. angles 1, 2, and 3 b. 1130 e. angles 1, 6, and 7 c. 134" d. 157" 7. Which of the following number sentences is e. cannot be determined NOT true? a. angle 1 + angle 2 = angle 3 + angle 4 b. angle 1 + angle 2 + angle 3 + angle 7 = angle 4 + angle 5 + angle 6 c. angle 2 + angle 3 = angle 6 d. angle 1 + angle 7 = angle 2 + angle 3 e. angle 2 + angle 3 + angle 4 + angle 5 = 180