Aparallelogram has vertices at (0, 0), (0, 6), (4, 4), and (4, -2). which transformation maps the parallelogram to itself?
a. a reflection across line m
b. a reflection across the x-axis
c. a clockwise rotation of 100 degrees about the origin
d. a clockwise rotation of 144 degrees

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

The table above shows approximate conversions from gallons to liters. what is the value of x?

Which of the following expressions is equal to 2x^2+8