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Answer:
Equation : 22x-7y= 0
length : 1400cm
Step-by-step explanation:
l=x
b=4/7x
1. Perimeter= 2(l+b)
y = 2(x+4/7x)
y = 2(7x+4x/7)
y = 2(11x/7)
y = 22x/7
7y = 22x
22x-7y = 0
2. Perimeter= y
4400 = 22x/7
200×7 = x
1400 = x
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Answer:
ⓟⓛⓔⓐⓢⓔ ⓡⓔⓕⓔⓡ ⓣⓞ ⓣⓗⓔ ⓐⓣⓣⓐⓒⓗⓜⓔⓝⓣ .
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