Name: 
 

Using Trigonometry to Find Area 2


 1 
In mc001-1.jpg, mc001-2.jpg, mc001-3.jpg, and mc001-4.jpg.  What is the area of mc001-5.jpg to the nearest square inch?
a)
52
c)
90
b)
78
d)
156
 

 2 
What is the best approximation for the area of a triangle with consecutive sides of 4 and 5 and an included angle of 59º?
a)
5.0
c)
10.0
b)
8.6
d)
17.1
 

 3 
In mc003-1.jpg, mc003-2.jpg, mc003-3.jpg, and mc003-4.jpg.  What is the area of mc003-5.jpg to the nearest tenth of a square unit?
a)
90.7
c)
256.5
b)
181.4
d)
362.7
 

 4 
Two sides of a triangular-shaped sandbox measure 22 feet and 13 feet.  If the angle between these two sides measures 55°, what is the area of the sandbox, to the nearest square foot?
a)
82
c)
143
b)
117
d)
234
 

 5 
In parallelogram BFLO, mc005-1.jpg, mc005-2.jpg, and mc005-3.jpg.  If diagonal mc005-4.jpg is drawn, what is the area of mc005-5.jpg?
a)
11.4
c)
22.7
b)
14.1
d)
28.1
 

 6 
The area of triangle ABC is 42.  If mc006-1.jpg and mc006-2.jpg, the length of mc006-3.jpg is approximately
a)
5.1
c)
12.0
b)
9.2
d)
21.7
 



 
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