Solve the problem.Two angles of a triangle are 40° and 60°. What is the measure of the third angle?
A. 100°
B. 260°
C. -10°
D. 80°
Answer: D
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Provide an appropriate response.All of your income for the year including wages, tips, profits from a business, interest or dividends from investments is called your _____ income.
A. gross B. taxable C. adjusted gross D. None of the above
Solve using the multiplication principle.2.7x = 21.6
A. 
B. 18.9
C. 13.6
D. 8
Find the exact value of the expression.
A. -2
B. - 
C. -
D. - 
Solve the problem.Find cos ?, given that cos 2? = 
and ? terminates in quadrant I.
A. 
B. 
C. 
D. 