How do you construct congruent segments, segment bisectors, angles, and angle bisectors using tools such as a compass and straightedge?

Polygon mnopq is dilated by a scale factor of 0.8 with the origin as the center of dilation, resulting in the image m′n′o′p′q′. the coordinates of point m are (2, 4), and the coordinates of point n are (3, 5). the slope of is .

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?