Find the distance between the parallel lines m and n whose equations are y = x + 4 and y = x-6, respectively.
O sqrt 34
O sqrt 42
O 5 sqrt 2
O 4 sort 3

Ten times the square of a non-zero number is eqaul to ninety times the number

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?