6. What kind of angle is illustrated by the hands of the clock?
C. Obtuse angle
D. None of these
A. Acute angle
B. B. Right angle
B
4
7.
For items 7-8, refer to the figure at the right.
ZCOE and ZEOF are
A. vertical angles
C. corresponding angles
B. supplementary angles
D. complementary angles
8. ZAOC and COE are supplementary angles. What is their total measure?
A 90°
B. 180°
C. 225°
D 360°
For Items 9 - 10, refer to the figure below.
9.
Which of the following are vertical angles?
A ZLSE & ZESV
C. ZESV & ZLSO
B. ZLSO & ZOSV
D. ZOSL & ZLSE​