Solve the problem.Find the value for x in the following special right triangle. Use exact values. 
4 in.
A. 16 in.
B. 2 in.
C. 4
in.
D. 4 in.
Answer: C
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Solve the problem.In a sports league of n teams in which each team plays every other team twice, the total number N of games to be played is given by N = n2 - n. What is the total number of games to be played in a football league having 19 teams?
A. 38 B. 380 C. 342 D. 361
Provide an appropriate response.Multiply two fractions by 
the numerators and 
the denominators.
A. multiplying; canceling B. adding; multiplying C. multiplying; multiplying D. multiplying; adding
Use the drawings provided to prove the following theorem.“The area of an acute triangle equals one-half the product of the lengths of two sides of a triangle and the sine of the included angle.”Given: Acute 
Prove: 
What will be an ideal response?
Solve.(4y - 8)2(y + 8)2 = 0
A. 
, -8
B. 2, -8
C. 2, 0
D. -2, 8