Find the measures of the angles in ∆ABC if m∠A : m∠B:m∠C=2:3:4.

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

The los angels ram scored 26, 30, 48, and 31 pts in their last four games. how many pts do they need to score in super bowl liii in order to have an exact mean average of 35 pts over five games. write and solve and equation. use x to represent the 5th game.

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?