The ratio of the length and breadth of a rectangle is 5:4 and its area is 180 cm (i) Find its length and breadth (ii) Find its perimeter

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11

(2,6)

step-by-step explanation:

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