Find x in the figure.
A. 
B. 
C. 17
D. 
Answer: B
Mathematics
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Solve the problem.In how many ways can 8 people line up for play tickets?
A. 16,777,216 B. 8 C. 40,320 D. 1
Mathematics
Write standard notation for the number in the sentence.The Johnsons have driven their car forty-eight thousand, eight hundred six miles in the last few years.
A. 4886 B. 48,860 C. 480,806 D. 48,806
Mathematics
Solve the problem.A rectangular enclosure must have an area of at least 1400 yd2. If 180 yd of fencing is to be used, and the width cannot exceed the length, within what limits must the width of the enclosure lie?
A. 20 ? w ? 45 B. 0 ? w ? 20 C. 20 ? w ? 70 D. 45 ? w ? 70
Mathematics
Complete the identity.cos ? - cos ? sin2 ? = ?
A. sec2 ? B. cos3 ? C. sin ? D. tan2 ?
Mathematics