Think about the volume of the stack. By definition, what is the volume of the stack equal to? Express you answer in words instead of numbers.

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?