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The perimeter of a rectangle is 40 feet its length is 12 feet what is the width

User Kalior
by
5.2k points

2 Answers

8 votes

Answer:

12 feet

Explanation:

Perimeter of rectangle = 2( l + b )

40 = 2( 12 + b )

40 = 24 + 2b

40 - 24 / 2 = b

12 feet = b (width)

User Kandha
by
5.2k points
8 votes

Answer:

8 feet

Explanation:

In a rectangle

length (L) = 12 feet

perimeter (p) = 40 feet

width (b) = ?

We know

p = 2(L + b)

40 = 2 ( 12 + b)

40/2 = 12 + b

20 = 12 + b

b = 20 - 12

b = 8 feet

User Jgthms
by
5.5k points