Find the perimeter of the given figure.

a. 39 cm
b. 29 cm
c. 28 cm
d. 38 cm


D

Mathematics

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Solve the problem.Suppose the sales of a particular brand of appliance satisfy the relationship , where S(x) represents the number of sales in year x, with  corresponding to 1982. In what year would the sales be 5100?

A. 1988 B. 1987 C. 1989 D. 1985

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Solve.A children's slide rises 11 feet over a horizontal distance of 9 feet. Find the slope of the slide?

A.
B.
C. 9
D. 11

Mathematics

Solve. = -2

A. {-9, -5} B. {9} C. {9, 5} D. ?

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Solve the variation problem.The voltage across a resistor is jointly proportional to the resistance of the resistor and the current flowing through the resistor. If the voltage across a resistor is  for a resistor whose resistance is  and when the current flowing through the resistor is  find the voltage across a resistor whose resistance is -4.0px;" /> when the current flowing through the resistor is 

A. 27 volts
B. 16 volts
C. 6 volts
D. 24 volts

Mathematics