7th Grade Review

Equations

100

Solve 

4x-3=31

x=8

200

Solve 

5x+4=64

x=12

300

solve 

4(x+5)=89

x=17.25

400

6(3x+5)=212

x=10.11

500

6x+7(x-2)=444

x=35.2307

Percents

100

What is 25% of 90

22.5

200

What is 43% of 323

138.89

300

Find a 23% increase on 555

682.65

400

Find a 57% decrease on 312

134.16

500

What percent of 545 is 32

5.87%

Integers

100

4+9

13

200

-9+5

-4

300

-23-72

-95

400

45- - 32

77

500

-80 - - 23

57

Angles

100

A complementary angle is two or more angles that add up to what degree? 

90

200

A Supplementary angle is two or more angles that add up to what angle

180

300

What angle is complementary to 58

32

400

What angle is supplementary to 122

68

500

List a complementary and supplementary for the angle 87

3 and 93

Circles

100

Draw and label the three parts of a circle?

-Radius

-Diameter

-Circumference

Picture!! 

200

If you have a radius of 3 

what is the diameter? What is the circumference?

D: 6 

C:18.84

300

if you have a radius of 6

What is the Diameter? What is the Circumference?

D: 12

C: 18.84

400

If you have a radius of 4

What is the area of the circle? 

rxrxpi

157.75

500

If you have a radius of 8

What is the area of the circle?

rxrxpi

200.96