Semester Exam Review

Multi-Step Equation

100

2x+7=15

4

200

2x-7=15

11

300

4y-3=9

3

400

6x-5=25

5

500

2+2x=14

6

One-Step Equation

100

u+7=21

14

200

u-6=12

18

300

2+y=21

19

400

t/4=6

24

500

u * 2 = 4

2

Distributive Property

100

2(x+7)

2x+14

200

4(4+x)

16+4x

300

2(x-3)

2x-6

400

-2(5+x)

-10-2x

500

(x+6)3

3x+18

Area of a Circle

100

Radius = 4 cm

What is the area?

50.26 cm²

200

Radius = 6 yds

What is the area?

113.09 yds²

300

Radius = 5.5 in

What is the area?

95.03 in²

400

Diameter = 10 cm

What is the area?

78.53 cm²

500

Diameter = 14.6 yds

What is the area?

167.41 yds²

Circumference of a Circle

100

Diameter = 5 in

What is the circumference?

15.70 in

200

Diameter = 6 cm

What is the circumference?

18.84 cm

300

Diameter = 5.5 yds

What is the circumference?

17.27 yds

400

Radius = 4 in

What is the circumference?

25.13 in

500

Radius = 9 cm

What is the circumference?

56.54 cm