You are given a piece of cardboard and asked to cut out a square of area (169y2 + 260y + 100) cm2. The side length of the square is ax + b cm, where a and b are whole numbers. Find an expression for the perimeter of the square. Find the perimeter when y = 10 cm.
A. p = 17y + 10; 180 cm
B. p = 68y + 40; 720 cm
C. p = 52y + 40; 560 cm
D. p = 13y + 10; 140 cm
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