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7-2 Self Check

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

A boy wants to swim from one dock of a pond to another dock.  About how far
will he have to swim?
mc001-1.jpg
A
23 m
B
79 m
C
111 m
D
157 m
 

 2. 

A 15 foot ladder is leaning against a shed.  The base of the ladder is 5 feet from the shed.  About how high up the shed is the ladder?
mc002-1.jpg
A
14 ft.
B
10 ft.
C
20 ft.
D
160 ft.
 

 3. 

A sidewalk forms the diagonal of a square park.  The sidewalk is 30 meters long.  To the nearest tenth of a meter, how long are the sides of the park?
mc003-1.jpg
A
15.0 m
B
28.5 m
C
75.0 m
D
21.2 m
 

 4. 

A support wire is needed to stabilize a 24 foot pole.  If the wire is to be anchored to the ground 10 feet from the base of the pole, how long will the wire have to be?
mc004-1.jpg
A
34 ft.
B
26 ft.
C
14 ft.
D
146 ft.
 

 5. 

On a baseball field, the distance from home plate to first is 90 feet.  The distance from home plate to the pitchers mound is 60.5 feet.  If a hit is made to the pitchers mound, how far must the pitcher throw the ball to make it to first?
mc005-1.jpg
A
66.6 ft.
B
108.4 ft
C
29.5 ft
D
150.5 ft
 

 6. 

We want to place the largest rod we can in a box.  To figure this out we will need to do
the Pythagorean Theorem two times.  If the box is 4 x 3 x 2, find the longest rod that would fit in the box.
mc006-1.jpg
A
6.3
B
9.0
C
2.0
D
5.4
 

 7. 

In the diagram, AC = 10 and BC = 8, find the length of the radius AB.
mc007-1.jpg
A
2
B
18
C
6
D
8
 

 8. 

Which of the following lengths of sides would not make a right triangle?
A
9, 15, 12
B
4, 4mc008-1.jpg, 8
C
9, 40, 41
D
3mc008-2.jpg, 4mc008-3.jpg, 25
 

 9. 

The length of a rectangle is 6 cm.  The length of a diagonal of the rectangle is 12 cm.  Find the width of the rectangle.
mc009-1.jpg
A
6mc009-2.jpg cm
B
6mc009-3.jpg cm
C
6mc009-4.jpg cm
D
6 cm
 

 10. 

In rhombus DEFG, EH = 3 and EF = 5.  Find the length of DF.
mc010-1.jpg
A
16
B
4
C
2
D
8
 



 
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