Which triangle has the greatest area? The least area? Explain your reasoning. here is link

Jayda's house is located at (1, 5). she can walk in a straight line to get to cristian's house. a fast-food restaurant is located at (11, 0) and partitions the way from jayda's house to cristian's house by a ratio of 5: 1. find the coordinate of cristian's house. me . im a little stuck

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much