Explain this please? I don't understand it
1 answer:
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Answer:
<h2>a) x = 16 and y = 6</h2><h2>b) P = 864 in</h2>Step-by-step explanation:
a)
The opposite sides of the rectangle are of equal length.
Therefore we have the system of equations:
Substitute from (*) to (**):
Put the value of y to (*):
b)
Calculate the width and the length:
The perimeter: