Which sets of angles measures can form a triangle? Choose all that apply
40,55,85
25,25,40
55,25,100
50,50,50
35,45,95
(these numbers should all have degrees signs)

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Which graph represents the equation y =4x

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how