Practice and Problem-Solving Exercises A Practice
Name each shaded angle in three different ways.
6.
See Problem 1.
A
M
See Problem 2
Use the diagram below. Find the measure of each angle. Then classify the
angle as acule, right, obtuse, or straight.
9. ZEAF
10.DAT
11. RAE
12. BAC
13. / CAR
14. ZDAR
Draw a figure that fits each description.
15. an obtuse angle, ZRST
16. an acute angle, GH)
17. a straight angle, KLM
Use the diagram below. Complete each statement.
See Problem 3.
18. ZCR -
19. FIH
y
20. If mEFD-75, then mZJAB.
21. If mL GHE - 130, then mZ/BC=
H
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Lesson 1-4 Measuring Angles