Find the following quantity do not round you answers 75.5% of 299.8

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 .

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

How do i do this activity, is appreciated