13. Find the missing number
1 3 - 12
4= 20)
5-30
6= 42
7 = ?

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

Kelli swam upstream for some distance in a hour.she then swam downstream the same river for the same distance in only 6 minutes.if the river flows at 5km/hr, how fast can kelli swim in still water?

Afigure is rotated 180°. if one of the points on the image is g'(4, -8), what were the coordinates of g? (8,4) (8,-4) (4,8) (4,8)