Fill in the blank. in the triangle below, y = round your answer to two decimal places.

answer: 0.26

i used the calculator on google

answer is  

d.

all of the above

hope you get this right

answer: math isn’t just mysterious because the majority of us find it so difficult to understand – it’s also the basis of the universe, giving us clues to physical phenomena like the motion of gases in the atmosphere and the way that physical particles interact with each other amid all the possible variables in three-dimensional space.