PLSS HELPP ANSWER WITH FULL EXPLAINTION!!! Elaine drew the model below of her room and bed. The scale of the model is 1 in. = 2 ft. ​

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

Angela is buying a dress that is on sale for 20% off. if the original price of the dress is $40.00, how much money is angela saving on the dress? a. $0.80 b. $3.20 c. $32.00 d. $8.00

We just started the introduction into circles and i have no idea how to do this.