Atree casts a 25 foot shadow. at the same time of day, a 6 foot man standing near the tree casts a 9 foot shadow. what is the approximate height of the tree to the nearest foot?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Change negative exponents to positive. then solve. round to four decimal places

How do i i solve this equation? -18 = x/3 + 3