Rhombus ABCD has vertices A:(1,1) B:(1,6) C:(4,10) D:(4,5). Prove that the diagonals of rhombus ABCD are perpendicular bisectors of each other.

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

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?