Question

Let ABCD be a rectangle of four sides AB =
(2x + 3y + 10) cm, BC = (2x + 3y - 5) cm, CD =
(4.x + 3y + 6) cm and DA = (2x - 3y + 7) cm. Find
the perimeter of the rectangle.
(a) 30 cm
(b) 40 cm
(c) 50 cm
(d) 60 cm
mo
ད་འ༣༽ནི་​

Answer 1

option C is the right answer that is 50 cm