Sam divided a rectangle into 8 congruent
rectangles that each have the area shown.
What is the area of the rectangle before
Sam divided it? please helppp

What power can you write to represent the volume of the cube shown? write the power as an expression with a base and an exponent and then find the volume of the cube

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables