A tree cats a 25 foot shadow on a sunny day, as shown in diagram below. If the angle of elevation from the top of the shadows to the top of the tree is 32*, what is the height of the tree to the nearest tenth of a foot?

not only in mathematics, scientific proof also are required in the other field of science. also maths proofs are of particular structure, containing steps and logics. so proving is like doing science, it is science. that's why it is important to prove. 

an inaccurate proof leads to errors, or stating results that are not accurate.  which wil mess the probelm up you dont want this

1/3 + 1/3 ≠ 2/6 because 1/3 alone = 2/6  

step by step explanation:

1/3 + 1/3 = 2/3       2/3=4/6

d

because parallelagram have all 4 angels the same size dependeing and a rectangle and square are oth parallelogram