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Math 10C Labelling Right Triangles

Total questions: 20

Worksheet time: 5hrs 45mins

Name
Class
Date
1.

In relation to the angle θ, label the side marked a in this right-angled triangle.

a)

Hypotenuse

b)

Adjacent

c)

Opposite

2.

In relation to the angle θ, label the side marked b in this right-angled triangle.

a)

Hypotenuse

b)

Adjacent

c)

Opposite

3.

In relation to the angle θ, label the side marked c in this right-angled triangle.

a)

Hypotenuse

b)

Adjacent

c)

Opposite

4.

In relation to the angle θ, label the side marked c in this right-angled triangle.

a)

Hypotenuse

b)

Adjacent

c)

Opposite

5.

In relation to the angle θ, label the side marked b in this right-angled triangle.

a)

Hypotenuse

b)

Adjacent

c)

Opposite

6.

In relation to the angle θ, label the side marked a in this right-angled triangle.

a)

Hypotenuse

b)

Adjacent

c)

Opposite

7.

In the triangle pictured, which side would be labeled opp?

a)

a

b)

b

c)

c

8.

In the triangle pictured, which side would be labeled as hyp?

a)

a

b)

b

c)

c

9.

In the triangle pictured, which side would be labeled as adj?

a)

a

b)

b

c)

c

10.

Is the triangle pictured labeled correctly?

a)

Yes

b)

No

11.

In the triangle pictured, what label should replace #1?

a)

hyp

b)

opp

c)

adj

12.

Is this triangle labeled correctly?

a)

yes

b)

no

13.

Select the correct ratio for SinA

a)

37/35

b)

12/35

c)

35/37

d)

12/37

14.

Select the correct ratio for TanC

a)

20/15

b)

15/20

c)

20/25

d)

15/25

15.

Select the correct ratio for CosC

a)

30/34

b)

16/34

c)

17/15

d)

30/16

16.
a)
A
b)
B
c)
C
d)
D
17.
a)
A
b)
B
c)
C
d)
D
18.
a)
A
b)
B
c)
C
d)
D
19.
What is the cosine of angle P?
a)
p/q
b)
q/r
c)
p/r
d)
r/q
20.

Which side of the triangle is opposite of angle R?

a)

QP

b)

QR

c)

RP