What will the new dimensions of the rectangle be after a dilation with a scale factor of 7/8

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

Solve 3x-18=2y and 5x-6y=6 by elimination show work