C. 75.35 feet d. 82.88 feet e . 99.45 feet 13. After a severe storm, three sisters, April, May, and June, stood on their front porch and noticed that the tree in their front yard was leaning 60 from vertical toward the house. From the porch, which is 98 feet away from the base of the tree, they noticed that the angle of elevation to the top of the tree was 240. Approximate the height of the tree. Round answer to two decimal places. a. 46.03 feet b. 41.91 feet C. 45.31 feet d. 56.03 feet e . 47.99 feet 14. Use a double angle formula to rewrite the given expression. 6 cos x - 3 a. 3 cos 3x