Question

two squares have sides p cm and (p+5) cms. the sum of theirs squares is 625 sq.cm. the sides of the squares are

Answer 1

p^2 + p^2 + 10 p + 25 = 625

2 p^2 + 10 p - 600 = 0

p^2 + 5 p - 300 = 0

(p+20)(p-15)= 0