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The length of the rectangle is 9 cm. The perimeter of the rectangle is 31 cm. (b) Work out the width of the rectangle.

The length of the rectangle is 9 cm. The perimeter of the rectangle is 31 cm. (b) Work out the width of the rectangle.
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5 votes
The length of the rectangle is 9 cm.

The perimeter of the rectangle is 31 cm.
(b) Work out the width of the rectangle.

asked
User Jjcosare
by
8.2k points

1 Answer

6 votes

Answer:

Perimeter = 2(L+W)

31 =2(9+w)

31 =18+2W

31-18=2W

13=2W

W=13/2

W=6.5cm

answered
User Tombatron
by
8.0k points
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