Answered

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A rectangle has a width of 51 centimeters and a perimeter of 216 centimeters. What is the rectangle's length?

The length is ___ cm

Sagot :

Answer:    

57cm

Step-by-step explanation:

There are:

(width + length)*2= perimeter

<=> (51 + length)*2 = 216

<=> lenghth= (216/2) -51= 57

cama03786

Answer:

57

Step-by-step explanation:

p=2(l+b)

216=2(l+51)cm

216/2=l+51

108=l+51

l=108-51

57

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