Hello fold this is 100 points free because I'm bored and want to be nice but first, answer this question it really hard
9+9=

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0