The vertical component right over here, its magnitude, its magnitude would be, so, the magnitude of the vertical component right over here, is going to be 10 sin of 30 degrees, is going to be 10 meters per sec times the sin of 30 degrees , sin of 30 degrees, this just comes from basic trigonometry from soh cah toh, and I covered that in more details in previous videos sin of 30 degrees is 1/2