Are the triangles similar ? If they are identify the similarity ratio.

What is the slope of a line that is perpendicular to y = 3x + 1

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.