To use the Law of Cosines to solve a triangle, we must know:
(a) The measure of all three sides.
(b) The measure of two sides and an angle opposite one of them.
(c) The measure of at least one side and any two angles.
(d) The measure of two sides and their included angle.
(e) Answers (a) or (d).
(f) Answers (b) or (c).
(e) Answers (a) or (d).
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Provide an appropriate response.Rationalize the numerator: 
What will be an ideal response?
Translate the word statement into a percent proportion. Do not solve.32 is 54% of what number?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Find the vector v having length |v| = 2, and direction ? = 135°.
What will be an ideal response?
Find the center and radius and draw the graph.(x + 5)2 + (y + 5)2 = 25
A. 
center (-5, 5); radius 5
B. 
center (-5, -5); radius 5
C. 
center (5, 5); radius 5
D. 
center (5, -5); radius 5