In triangle PQR, ∠Q ≅ ∠R. If PQ = 5x-7, PR= 2x+11, QR = 3x+1. A) Solve for X
B) Find the value of the perimeter of triangle PQR

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.

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%

Percent increase and decrease. original number: 45 new number: 18