6) a tank of fake blood used for halloween movies is leaking in a way that formsa circular spill whose area is increasing 60 in day when the area is 91. find the rate of change in circumference at this time.

On a architect's drawing of a house, 1 inche representa 1.5

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.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees