Idiot\'s Guides Basic Math and Pre-Algebra

Extra Practice Answers 333

110.

111.

112.

113.

114.

115.

25

75

sin75 

25

24.1 feet

x

x  25sin75

3 blue

10 marbles

3

10



5 red  2 yellow

10 marbles

7

10



2 yellow

10 marbles

3 blue

10 marbles

6

100

3

50

? 55

3 blue

10 marbles

3 blue

10 marbles

9

100

 

2 yellow

10 marbles

1 yellow

9 marbles

2

90

1

45

 

108.

109.

10

45

sin45

10

7.1 feet

x

x10sin45

30

75

sin75 

sin75

30

(^30) 31 feet
x
xsin75  30
x