A section in a stained glass window is shaped like a trapezoid. The top base is 7 centimeters and the bottom base is 1.5 centimeters long. If the area of the section of glass is 5.1 square centimeters, how tall is the section? The section is centimeters tall.​

111 thirty dollars is to be divided among three girls and two boys so that each of the girls receives twice as much as each of the boys. how much does each receive?

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?