Find the perimeter of a triangle with vertices a(-1,4),b(-2,1) and c(2,1)

Could someone with number 1 and 2

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?

Given the median qr and trapezoid mnpo what is the value of x?