1) Label the other angle in the picture that is 81
degrees. How do you know it's 81 degrees?

Given the conditional statement, match the following. conditional statement: if two lines intersect, then their intersection is one point.

Find dy/dx using implicit differentiation ln(20+e^xy)=y

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.