Two radio signals are broadcast. The radio waves can be illustrated as a hyperbola with a center at (0,0) , one focus of (0,51) , and a vertex of (0,45) . Find the equation that describes the radio waves.

What is the slope of the line (-7,2) (4,6)

In a young single person's monthly budget, $150 is spent on food, $175 is spent on housing, and $175 is spend on other items. suppose you drew a circle graph to represent this information, what percent of the graph represents housing?

Aregular hexagonal pyramid has a base area of 45 in2 and a lateral area of 135in 2. what is the surface are are of the regular hexagonal pyramid