Your median should be 40 in this since you’re using a box and whisker plot.
Answer:
Its the symbol "pi" which is 3.14
You would use the equation
F+V=E+2
The answer is 69.6 degrees because all of the angles of a triangle always add up to 180 degrees so adding 42 and 68.4 gets 110.4, and then subtracting that from 180 gets 69.9.