Answer:
12 cm
Step-by-step explanation:
width = x
length = x + 5
perimeter = 38cm
perimeter = length + width + length + width
x + 5 + x + x + 5 + x = 38
4x + 10 = 38
4x = 28
x = 7
length = x + 5 = 7 + 5 = 12
Length: 12 cm
2x + 2(x+5) = 38cm
2x + 2x + 10 = 38
4x = 38 - 10
x = 28/4
Length: 7+5=12cm
Your answer is 14
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Answer:D
9inch