Find the perimeter.
A. 28 m
B. 14 m
C. 20.4 m
D. 21.6 m
Answer: A
Mathematics
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Multiply and simplify.
? 
A. 
B. 9
C. 
D. 
Mathematics
Find the domain and range of the relation.{(11, 11), (-1, -9.1), (1, 10)}
A. Domain = {-1, 1, 11}; range = {-9.1, 10} B. Domain = {-1, 10, 11}; range = {-9.1, 1, 11} C. Domain = {-1, 1, 11}; range = {-9.1, 10, 11} D. Domain = {-9.1, 10, 11}; range = {-1, 1, 11}
Mathematics
Use the figure shown to find the measure of angle 1.
A. 67° B. 71° C. 42° D. 113°
Mathematics
Solve the problem.The rate of water usage for a business, in gallons per day, is given by 
where t = the number of hours since midnight. Approximately how many gallons of water does the business use in the first 6 hours of the day?
A. 607 gallons B. 604 gallons C. 626 gallons D. 11 gallons
Mathematics