Use a formula to solve the problem.Find the area of a triangle with height 6 m and base 14 m.
A. 42 m2
B. 168 m2
C. 10 m2
D. 84 m2
Answer: A
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Provide an appropriate response.Solve 4D = 11.
A. 0.58 B. 1.39 C. 2.40 D. 1.73
Solve the problem.In 2004, exit polls on the day of the election showed presidential candidate John Kerry ahead of George W. Bush. Later, it was found that those that voted for Bush were less interested in answering exit polls than other voters. This fact illustrates that the 2004 presidential exit polls were flawed because
A. of sampling variability. B. the sample size was too small. C. they were not a stratified survey. D. the sampling proportion was too small. E. of non-response bias.
Solve the application. Write the following number in standard form.A computer can do one calculation in 1.4 × 10-7 seconds.
A. 0.000014 B. 14,000,000 C. 0.00000014 D. 0.000000014
Find the term that should be added to the expression to form a perfect square trinomial. Write the resulting perfect square trinomial in factored form.x2 + 20x
A. 100; 
2
B. 400; 
2
C. 0; 
2
D. 100; 
2