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217 5c & 5e Formative Review

Total questions: 21

Worksheet time: 1hrs 3mins

Name
Class
Date
1.
Which set of sides would make a right triangle?
a)
4,5,6
b)
8,10,12
c)
5,12,13
d)
5,10,12
2.
Find the missing side
a)
9
b)
41
c)
6.4
d)
3
3.
State if the three sides lengths form an acute, obtuse, or right triangle:
6 mi, 14 mi, 17 mi
a)
acute
b)
obtuse
c)
right
4.
You need a ladder that will reach up a 25 foot tall house when placed 10 feet away from the house. How tall does the ladder need to be?
a)
25 feet
b)
26 feet
c)
27 feet
d)
28 feet
5.
Find the length of the missing side. 
a)
20 in.
b)
68 in.
c)
16 in.
d)
80 in.
6.
Find h
a)
35.60
b)
35.00
c)
35.71
d)
61.03
7.
State if the three sides lengths form an acute, obtuse, or right triangle:
7 in, 11 in, 13 in
a)
acute
b)
obtuse
c)
right
8.
What is the ratio for Sine?
a)
Hyp/Opp
b)
Opp/Hyp
c)
Opp/Adj
d)
Adj/Opp
9.

What is the ratio for Tangent

a)

Opp/Adj

b)

Adj/Opp

c)

Opp/Hyp

d)

Hyp/Opp

10.
What is the ratio for Cosine?
a)
Opp/Hyp
b)
Opp/Adj
c)
Adj/Opp
d)
Adj/Hyp
11.

Solve for x ?

a)

17.6

b)

6.9

c)

10.7

d)

5.8

e)

13.0

12.
What is the correct equation to solve for x?
a)
tan (45) = x/13
b)
cos (45) = x/13
c)
sin (45) = 13/x
d)
sin (45) = x/13
13.
Find the measure of the indicated angle (?) round to the nearest tenth.
a)
9.4
b)
55.2
c)
20.15
d)
19.4
14.

Find the measure of the indicated angle (?) round to the nearest tenth.

a)

49°

b)

57°

c)

45°

d)

54°

15.

Find the missing value.

Round to the nearest tenths.

a)

33.9 mm

b)

3.4 mm

c)

10.5 mm

d)

36.2 mm

16.

You are standing on a ship at sea. You see a lighthouse in the distance. Your eyes are 6ft from the "ground." You know the lighthouse is 175 feet tall. You measure the angle of elevation to the top of the lighthouse at 5o. How far are you from the bottom of the lighthouse?

a)

2000.3 feet

b)

1931.7 feet

c)

1939.1 feet

d)

169.6 feet

17.

A slide is 10 meters long and at an angle of elevation of 60 degrees with the ground. What is the height of the ladder?

a)

20 m

b)

5 m

c)

11.5 m

d)

8.7 m

18.

A tourist, on a hill, views a deer from a height of 45 feet. The horizontal distance between the tourist and the deer is 130 feet. At what angles does the tourist look down at the deer? Round your answer to the nearest degree.

a)

19 degrees

b)

45 degrees

c)

71 degrees

d)

138 degrees

19.
To find the height of a very tall pine tree, you measure your shadow and the tree's shadow.  How tall is the tree?
a)
144 feet
b)
72 feet
c)
36 feet
20.
A tree is 12 feet tall and casts a shadow 9 feet long. A building nearby casts a shadow that measures 24 feet. How tall is the building? (Draw a picture, set up a proportion)
a)
24 feet
b)
21 feet
c)
27 feet
d)
32 feet
21.

Find the missing side.

a)

6

b)

9.3

c)

36

d)

86

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