Use the following figure. Lines m and n are parallel. State whether the given pair of angles is congruent or supplementary and explain why.
?5 and ?8
A. congruent; They are vertical angles.
B. supplementary; They are consecutive interior angles.
C. supplementary; They form a straight angle.
D. congruent; They are alternate exterior angles.
Answer: A
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Solve the problem. Express your answer in scientific notation, and round to one decimal place. In a state with a population of 7,000,000 people, the average citizen spends $6,000 on housing each year. What is the total spent on housing for the state?
A. $42 × 1010 B. $4.2 × 1010 C. $42 × 1011 D. $4.2 × 109
Classify the triangle as scalene, isosceles, or equilateral.
A. equilateral B. isosceles C. scalene
Find the product of the two binomials.(x - 5)(-2x + 3)
A. -2x2 + 11x - 15 B. -2x2 + 13x + 13 C. -2x2 - 15x + 13 D. -2x2 + 13x - 15
Write the partial fraction decomposition of the rational expression.
A. 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
+ 
D. 
+ 
+ 