Arectangular pyramid has a volume of 525 cubic feet. it has a base of 25 feet by 18 feet. determine the height of the pyramid.

Match each expression with its simplified form.

Five dinosaurs go for a walk and come across some lovely chicken wings. their names are rexy, bronto, steggy, paly, and terry. there are exactly 5 dozen wings(equal enough for each dino to have a dozen right? ); however, terry is on a diet and he only eats 6 wings. if paly eats 2 more than terry, steggy eats 4 more than paly, and bronto and rexy eat the same amount because they are really hungry from not eating all day, how many chicken wings did each dino eat?

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?