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Math·Geometry and Trigonometry·Area and volume

easy

The figure shows a rectangle with a length of $n$ centimeters (cm) and a width of $w$ cm. The rectangle has a perimeter of $174$ cm. Which equation gives the perimeter in terms of $n$ and $w$?

A

$174=2n+2w$

B

$174=2n-2w$

C

$174=n+w$

D

$174=n-w$