One winter night, the temperature outside was 10°F. Overnight, the temperature dropped to –2°F. How many degrees did the temperature drop?
A)12
B)10
C)0
D)2

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%

Twelve less than a number is at most 20