Vance is designing a garden in the shape of an isosceles triangle. the base of the garden is 36 feet long. the function y=18tan∅ models the height of the triangular garden. show your work! a. what is the height of the triangle when ∅=45°? b. what is the height of the triangle when ∅=55°? c. vance is considering using either ∅=45° or ∅=55° for his garden. compare the areas of the two possible gardens. explain how you found the areas.