Speed of plane a = 450 mph.
speed of plane b = 350 mph.
both planes leave from kansas city at the same time.
plane a flies due west.
plane b flies due south.

after 2.5 hours, how far is plane a from plane b?

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

How to do this , and can some one explain