There are 216 people coming to the dinner, and 12 people can sit at each table. how many tables does jessa need to set up?

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 .

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is: