wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Law of Sines and Area of Triangles

Total questions: 13

Worksheet time: 2hrs 36mins

Name
Class
Date
1.
Find BC.
a)
A
b)
B
c)
C
d)
D
2.
Find BC
a)
A
b)
B
c)
C
d)
D
3.
What is the measure of angle A?
a)
50 degrees
b)
60 degrees
c)
78 degrees
d)
74 degrees
4.

solve the triangle:

A=65 C=65 a=12

a)

B=50, b=10.1, c=8

b)

B=50, b=10.1, c=12

c)

B=70, b=12.8, c=9

d)

B=70 b=12.8, c=8

5.
In triangle ABC m<A = 42, a = 10, b = 13.  Find c.
a)
c = 0.8699
b)
c = 60.4
c)
c = 13.0
d)
cannot be determined because the triangle does not exist
6.
Find Area of DEF
a)
9.5
b)
119.5
c)
59.8
d)
5.4
7.
Based on the given information determine the number of unique triangles that may exist.
A= 37°, a=8, b=14
a)
1 Triangle
b)
2 Triangles
c)
No Triangles
8.

Based on the given information determine the number of unique triangles that may exist.

J = 98°, j = 29, p = 6, P = ?, M = ?, m = ?

a)

1 Triangle

b)

2 Triangles

c)

No Triangles

9.
Based on the given information determine the number of unique triangles that may exist.
E= 38.7°, f = 203, e = 172
a)
1 Triangle
b)
2 Triangles
c)
No Triangles
10.

Find the area of the triangle to the nearest tenth.

a)

21

b)

32.7

c)

28.2

d)

34.6

11.

Find the area of the triangle to the nearest tenth.

a)

18.5

b)

14.1

c)

19

d)

12.4

12.

Find the area of  ΔABC\Delta ABC  
if a = 9cm, b = 11cm, c = 16cm

a)

52.1 sq cm

b)

89.5 sq cm

c)

47.6 sq cm

d)

15.2 sq cm

13.

Find the area of triangle ABC using the SAS formula
A =  67°67\degree  , b = 11yd, c = 24 yd

a)

209.1 yd2yd^2  

b)

58.2 yd2yd^2  

c)

112.8 yd2yd^2  

d)

121.5 yd2yd^2