Q.15 A rectangle whose length
is 5x+2 and breath is 3x. Find
the length of rectangle if
perimeter of rectangle is 68.
Answers
Answered by
2
Length is 22 cm
Breadth is 12 cm
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Answered by
1
Answer:
L= 5x + 2
B= 3x
Perimeter = 68
Perimeter = 2(L+B)
68 = 2 X (5x +2 +3x)
68 = 10x + 4 + 6x
68-4 = 10x + 6x
64 = 16x
64/16 = X
X = 4
L = 5*4 + 2
= 20 + 2
= 22
B = 3*4
= 12
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