Other than squares the polygons that can be the faces of a playtonic solids are _ and _ check all that apply

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

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !

Darcy deposited $390 into a savings account. as long as the account balance remains at or above $150, she does not have to pay a service fee for the account. for how many months can she withdraw $40 a month without having to pay service fees? a) 3 b) 5 c) 6 d) 9