Solve the problem.A washer has an inner radius of 0.15 in. and an outer radius of 0.4 in. Find the area of the washer.
A. 0.43 in.2
B. 0.57 in.2
C. 0.50 in.2
D. 0.031 in.2
Answer: A
Mathematics
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Determine the metric unit that would best be used to measure the volume.A truckload of gravel
A. cubic kilometers B. kiloliters C. cubic centimeters D. cubic meters
Mathematics
Using a sum or difference identity, write the following as an expression involving functions of ?.tan 
A. -tan ?
B. 
C. 
D. tan ?
Mathematics
Solve the inequality.(x + 4)(x - 1) > 0
A. (-?, -4) or (1, ?) B. (-?, -4) C. (-4, 1) D. (1, ?)
Mathematics
Find the distance between the pair of points. Give an exact answer.(1, -5) and (7, -3)
A. 32
units
B. 2
units
C. 4 units
D. 32 units
Mathematics