Melanie is making a piece of jewelry that is in the shape of a right triangle. The two shorter sides of the piece of jewelry are 12mm and 9 mm. Find the perimeter of the piece of jewelry.

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

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet