I'm trying to figure out with my son how to connect consecutive points with straight lines

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).

What two criteria are needed for triangles to be similar

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)