Geometry Review 2.1-2.5 Name ____________________________ Pd ____

Classify the given angle by its measure. (acute, right, obtuse or straight)

1. mA = 90 2. mB = 75 3. mC = 180 4. mD = 99

5. Given that KLM is 84, write an equation 6. bisects XWY. Find mZWY and then find the value of x, mKLN and mNLM. mXWY.

eqn: _____________________________

mZWY = ________

mXWY = ________x = _______

mKLN = _______ mNLM = _______

7. Write an equation then find the value of x, mKLN and mNLM.

eqn: _____________________________

x = ______ mKLN = mNLM = ____

8. Write an equation then find the value of x, mEFH and mHFG. 9. Name the 3 angles in the diagram. eqn: ________________________

______________

______________

______________

x = ______ mEFH = _______ mHFG = _______

10. Find the indicated angle measures.

a˚ ___________ b˚ ___________ c˚ ___________

d˚ ___________ e˚ ___________ f˚ ___________

11. Given that mC = 56. Find the complement and supplement of this angle.

complement _______ supplement _______

12. In the given picture at the right, identify a pair of each type of angles.

vertical: _______ and _______ adjacent: ∠1 and _______

linear pair: _______ and _______ supplementary: _______ and _______13. Two angles for a linear pair. The measure of

one angle is 30 more than the measure of the other. Write an equation then solve for x and find the measures of the angles.

eqn: ________________________

x = ________

angle measures: _______ and _______

14. mLMN = (2x + 14) and mPQR = (4x – 20) and these angles are complementary to one another. Write an equation then solve for x and find mLMN and mPQR.

eqn: ________________________

x = ________

mLMN = ______ mPQR = ______

Think of each segment in the diagram as part of a line. Complete the statement with parallel, skew, or perpendicular.

15. WZ and ZR are .

16. WZ and ST are .

17. QT and YS are .

18. Plane WZRQ and plane SYZR are .

19. Plane RQTS and plane YXWZ are .

Classify the angle pair as corresponding ∠s, alternate interior ∠s, alternate exterior ∠s, Consecutive (same-side) interior ∠s, vertical ∠s , or a linear pair.

20. 1 and 9

21. 8 and 13

22. 6 and 16

23. 4 and 10

24. 1 and 3

25. 10 and 11

Classify the ∠s as corresponding, alternate interior, alternate exterior, or consecutive (same-side) interior. Given m || n. Then find the values of the variable(s). Set up an equation and show work!26. _______________________ 27. _______________________ 28. _______________________

x = ________ x = ________ x = _______