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 = _______