Unit 1 Review - Addilyn Warren

Distance Formula

100

2x-60=30

45

200

180 + 5x = 360 - 4x 

20

300

(x + 6) + 3x = 90

21

400

(3x + 1) + (2x - 6) = 180

37

500

 1. DF = |x2-x1| 2. |5-2| 3.|3| 4.3

1. Distance formula 2. Substitute 3. Subtract 4. Simplify

Points, lines, and Planes

100

3 - 7  

-4

200

8 - (-2)

10

300

15 - (-18)

33

400

37 - 48

-11

500

At 7 PM, the temperature was 4C. By 8 PM, it had increased 2C. By 9 PM, it had decreased 1C. By 10 PM, it had decreased 15C. What was the temperature at 10 PM?

-10C

Line Segments and Rays

100

35 + x = 90

55

200

x - 34 = 146

180

300

3x = 180

60

400

-x/3 = 17

-51

500

XY + YZ = XZ

11.3 + 3.8 = XZ

15.1 cm = XZ

Betweenness of points

Subsititution

Add

Midpoints and Bisectors

100

2.3 + (-1.4) 

0.9

200

40.5 + 3.07 

-37.43

300

1/3 + (-1/2) 

-1/6

400

-3/4 + 3/8 

-3/8

500

Ms. Takanawa has three bank accounts. The balances in the accounts are $436.12 , $1178.05, and -$0.05. How much money does she have altogether in these accounts? 

$1614.12

Locating Points on a Coordinate Plane

100

-8.75 

-8 3/4

200

3 2/5 

3.4

300

-7/2

-3.5

400

0.012

3/250

500

17/20 

0.85