1. Find C if A=25.2°, a=6.92 yd, and b=4.82 yd

2. Find c if C=118°, a=75.0 km, and b=131 km

3. Find B if a=17.3ft, b=22.6ft, c=29.8ft

4. Find the area of triangle ABC if a=14, b=30, and c=40

5. Find the area of triangle XYZ (shown with pic) (number inside triangle is 30°)

1) , 2) , 3) , 4) , 5) Unsolvable due to lack of information.

Step-by-step explanation:

1) The angle B is determined by the Law of Sines:

The angle C is:

2) The side c is computed by the Law of Cosine:

3) The angle B is determined with the help of the Law of Cosine:

4) The formula for the surface of a triangle by just knowing their sides is:

, where .

5) The statement is not complete and there is no possibility to find the figure).

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or