Please need help asap!

Acamper leaves camp on a kayak and travels 50 miles east on a river, then he ties his kayak to the bank and travels 20 miles north on a bicycle. this trip can be plotted on the coordinate plane, where the camp is the point (0, 0). the distant of the camper to the camp can be found using the distance formula. which other formula can he use? a) 502 - 202 b) 502 + 202 c) 502 - 202 d) 502 + 202

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

Consider the image of klmn for the translation (x, y) → (x – 2, y – 1). what is the ordered pair of l′?