Death Valley in California has an elevation of - 282 feet. The Dead Sea has the lowest elevation on earth of 1358 feet below sea level. ( Consider sea level to be 0 ). What is the distance between Death Valley and the Dead Sea?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

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?

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.