Given OA=2cm, OB=3cm, OC=5cm, and OD=3cm a) find the total area of the figure b) find the total distance around the figure

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?