Free Printable Law of Sines

1.

Use the Law of Sines to solve for BC

a)

33

b)

24

c)

12

d)

29

2.

Find AB

a)

10

b)

8

c)

6.1

d)

4.9

3.

Find AC

a)

12

b)

10

c)

23

d)

14

4.

Identify the Law of Sines

a)

$\sin^2x+\cos^2x=1$

b)

$\frac{\sin\left(A\right)}{a}=\frac{\sin\left(B\right)}{b}=\frac{\sin\left(C\right)}{c}$

c)

$\sin\left(A\right)\sin\left(B\right)\sin\left(C\right)=1$

d)

Soh Cah Toa

5.

Solve for x.

a)

24.3

b)

155.7

c)

24.3 and 155.7

d)

not possible.

6.

find X

a)

52

b)

33

c)

41

d)

29

7.

Which equation shows how you would use the law of sines to find side c?

a)

$\frac{\sin41}{19}=\frac{\sin\ 75}{c}$

b)

$\frac{\sin\ 64}{19}=\frac{\sin\ 75}{c}$

c)

$\frac{\sin\ 19}{64}=\frac{\sin\ c}{75}$

d)

$\frac{\sin19}{41}=\frac{\sin\ c}{75}$

8.

Which equation shows how you would use the law of sines to find side c?

a)

$\frac{\sin41}{19}=\frac{\sin\ 75}{c}$

b)

$\frac{\sin\ 64}{19}=\frac{\sin\ 75}{c}$

c)

$\frac{\sin\ 19}{64}=\frac{\sin\ c}{75}$

d)

$\frac{\sin19}{41}=\frac{\sin\ c}{75}$

9.

Find the value of x to the nearest tenth.

(a)

10.

Find the value of x to the nearest tenth.

(a)

Law of Sines

Total questions: 10

Worksheet time: 50mins

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