Practice with
Law of Sines

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Solve the following problems dealing with Law of Sines. 
 

1.


In , sin P - 0.2,
sin R = 0.4 and r = 22.
Find the length of p.
 

Answer 

 

 

2.

In , m<B = 80,
m<C = 34 and a = 16.
Find the length of b to the nearest tenth.

Answer 

 

 

3.  

In , m<R = 105, r = 12, and t = 10.  Find the m<S, to nearest degree.

 Answer 

 

 

4.

Points A & B are on one side of a river, 100' apart, with C on the opposite side.  The angles A and B measure 70 and 60 respectively.  What is the distance from point A to point C, to nearest foot

Answer 

 

 

5.

In , m<A = 50, m<B = 35, and a = 12.  Find the missing sides and angle.
(nearest tenth, nearest degree)

Answer 

 

 

6.

 

In an isosceles triangle, the vertex angle is 30 and the base measures 12 cm.  Find the perimeter of the triangle to the nearest integer.

Answer