Math Fun
f(x)
g(x)
f(g(x))
Geometry
100

a squared plus b squared equals c squared is known as what 

Pythagorean theorem 

100

f(x)= 5x+19

f(3)

34

100

g(x)=17x+31

g(2)

65

100

f(G)) 3(g)+21

g(x)=3(x)+12

G(3)

84

100

how many sides does a stop sign have 

8 sides 

200

if Sally has 170 apples and Alex takes 67 how many apples does Sally have now 

103

200

f(x)=8x+20

f(4)

52

200

G(x)=3x+93

g(2)

99

200

F(G))  4x+23

G(x) 2x+12

G(4)

103

200

how many sides does a pentagon have 

5 sides


300

sarah has 12 apples and she wants to share them equally with three friends how many apples will each friend get 

4 apples 

300

F(x)=9x+67

f(9)

130

300

g(x) 7x+16

g(4)

44

300

f(G)) f(g) 4x+11

g(X)= 3x+1

g(8)


111

300

how many faces does a cube have 

6 faces 

400

a store sells candy bars for $1.50 each if you buy 5 candy bars how much will it cost 

$7.50

400

f(x)=12x+82

f(4)

130

400

g(x) 3x+63

g(20)

123

400

f(g)) f(g)= 3x+3

g 6(X)+2

g(3)

63
400

what shape is a TV 

rectangle 

500

a train travels 250 miles in 5 hours how many miles does it travel in one hour 

50 miles per hour  

500

f(x) 14x+112

f(5)

182

500

g(x) 3x+44

g(21)

107

500

f(G)) 4(g)+12

g= 9x+3

g=3

132

500

2 lines that never touch are called what 

parallel lines