By what percent will a fraction change if its numerator is decreased by 60% and its denominator is decreased by 20%?

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

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%

What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)