What is the length of
AB

X+ y = 5 ; x - y =3 solve using linear combination

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?

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length