a. PQRS is a parallelogram with vertices P (x, y), Q (4,3), R (2,5) and S (1,2). Find i. SR ii. QR iii. Coordinates of P

b. The length of the sides of a scalene triangle are 5 m, 4m and of the triangle.

C. Solve the equation and show your answer on a number line 4(x + 3) = 5x-2 (3x+ 5).​