The houses of aryanna, bea, chris and diane are points on a circle. A straight 12 km path from aryanna's house to chris' house intersects with a straight 18km path from bea'shouse to diane's house. The point of intersection of the paths is where the school of the four is located. If the distance of bea's house from the school is 2km, find the shortest possible distance of chris' house from the school

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.