A student can see a tower from the closest point of the soccer field at his high school. The edge of the soccer field is about 105 feet from the water tower and the water tower stands at a height of 51 feet. What Is the angle of elevation from the student's feet?

You have 2 sides that are 2 cms and you have 6 sides that are 1/2 cm and you have 4 sides that are 1 cm. the smallest sides are 1/2 the medium sized sides are 1 and the smallest are 1/2. so to find the perimeter you have to add them all up together so your answer will be 11 cm's