Geometry Unit 1 & 2 Semester Review Name ____________________________ Pd ____

1. Name the transformation. a. b. c.

_____________________ _____________________ _____________________

2. Translate ∆DEF. Graph and label the 3. Describe the translation below…image then identify the coordinates. a. Using words:

_____________________________ (x, y) → (x – 4, y + 5)

b. Using coord. notation: D’ ( ______ , ______ )

(x, y) → ( ________ , ________) E’ ( ______ , ______ )

4. Using translation from #3, F’ ( ______ , ______ )

D( ____ , ____) → D’( 5 , 6)

5. Rotate ∆ABC about (0,0) 90˚ counterclockwise. 6. Reflect across the x-axis. Draw & label image then state the coordinates. Draw & label image then state the coordinates.

A’ (______ , ______) D’ (______ , ______) B’ (______ , ______) E’ (______ , ______)

C’ (______ , ______) F’ (______ , ______)

7. Draw the lines of symmetry (if it has any) 8. Find the rotational order and angle of and state how many lines. rotation.

Rotational order______

_______ Angle of rotation _______

Geometry Unit 2 Final Review

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

mA = 90 _________________ mB = 180 _________________ mC = 99 _________________

3. Given that KLM is 84, write an equation 4. Write an equation then find the value of x, then find x. mKLN and mNLM. eqn: eqn:

x = _______ x = ____ mKLN = mNLM =

5. Given that mC = 56, the complement is ________ and the supplement is ________.

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

a. 1 and 9

b. 8 and 13

c. 6 and 16

d. 4 and 10

e. 1 and 3

f. 10 and 11

7. Find the indicated angle measures.

a˚ ___________ b˚ ___________ c˚ ___________

d˚ ___________ e˚ ___________ f˚ ___________

Find the values of the variables.

8. x = _______ y = _______ 9. x = _______ 10. x = _______

11. The slope of a horizontal line is _______________ and the slope of a vertical line is _______________.

12. Parallel lines (|| lines) have slopes that are the _____________________________________________.

13. Perpendicular lines (⊥ lines) have slope that are the ___________________________________________.

14. If the slope of a line is m=−35 , then the slope of a || line = ________ and the slope of a ⊥ line = ________.

15. Find the slope of the line passing through the points.

a. (5, 2) and (–4, 3) __________ b. _________