10 is 10 times as much as what number?

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

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?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1