Carlos needed to draw two lines at a 90 degree angle to continue the grid that he was making. which is an equation of a line that is perpendicular to line mn?

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?