If the length of a rectangle is 6 cm longer than its width and its area is 55 square cm . Find its perimeter in meter.
Answers
Answered by
0
Answer:
330
Step-by-step explanation:
55x6= 330
330 is perimeter
Answered by
2
Answer:
0.32 m
Exlanation:
Let length be= x cms {ATQ}
Width = x+6 sm
(6+x)x=55 (Area formula)
6x+x^2=55
x^2+6x-55=0 (Rearranging)
x^2-11x+5x-55=0
x(x-11) + 5(x-11)=0
x+5=0; x-11=0
x=11 (since width cant be negative value)
Substituting back,
x*y=55
y=55/x
y=55/11
y=5(Length)
Perimeter of a rectangle= 2(l+b)
2(5+11)
2(16)
= 32 cms
In metres, 32/100= 0.32
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