Find the exact value of cos (u + v) given that sin u = 3/5 and cos v = -24/25 (Both angles are in Quadrant II.)

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

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

What is the difference between regular convex and concave polygons