Question

Tasha is planning an expansion of a square flower garden in a city park. if each side of the original garden is increased by 7 m, the new total area of the garden will be 169 m2. find the length of each side of the original garden. m 20 m 6 m 13 m

Answer 1

Let length of original garden be x m. Then:-

(x + 7)^2 = 169
x + 7 = 13
x = 13-7 = 6m

Answer 6 m.