Which angle is the included angle for jl and kl ?
a) l
b) k
c) l

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Which value would be a solution for x in the inequality 47-4x< 7

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?