Atriangle in the coordinates of (2,3), (-4,5) and (-2,4) it is translated 3 units down. what are it’s new coordinates

Agiven line has the equation 2x + 12y = −1. what is the equation, in slope-intercept form, of the line that is perpendicular to the given line and passes through the point (0, 9)? y = ( )x + 9

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

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