You think trigonometry is taught in primary school? You miss the point also: I was taught trig in high school, and I remember SOHCAHTOA, etc - but until I look

You think trigonometry is taught in primary school? You miss the point also: I was taught trig in high school, and I remember SOHCAHTOA, etc - but until I looked at lines drawn on a unit circle and worked put what secant, sine, tangent and their corresponding ratios meant I didn't really understand trig.