Marina walks from the police station at (-10, -4) to her friend marissa’s house at (3, -8). she stops half way at a fast food restaurant to buy a soda. what are the coordinates where she stops?

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?