If you divide 30 by half and add ten, what do you get?​

Sketch one cycle if the cosine function y=2cos2theta

Find the nonpermissible replacement for binthis expression. b2/5b +5

5. which description does not guarantee that a quadrilateral is a squar ajo is a parallelogram with perpendicular diagonals 0% has all sides congruent and all angles congruent o has all right angles and has all sides congruent 10% is both a rectangle and a rhombus 30%