What is the slope of a line that is perpendicular to bc¯¯ if the coordinates of b are (6, 3) and the coordinates of c are (3, −1)?

4/3

3/4

−3/4

−4/3

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank

Vertical angles must check all that apply