Answer:
The tree is 14 ft. tall.
Explanation:
If Ryan is 6 ft. tall and his shadow is 12 ft. tall than his shadow is twice his size. So if the trees shadow is 28 ft. tall then you would divide. Here is the equation:
28 ÷ 2 = 14
To check our work you would do 14 * 2 = 28.
Hope this helps!!