What is the circumference of a circle with a diameter of 3 feet? Use 3.14 for TT

Pls help

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

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Use the distance formula to find the distance between (-3,5) and (3,1)