The perimeter of a rectangular dining room is 22 meters. The dining room is 3 meters wide. How long is it?
1 answer:
Answer:
8 meters
Step-by-step explanation:
perimeter of a rectangular figure = 2( length + width)
=> 22 = 2 ( length + 3)
=> 11 = length + 3
- subtracting 3 from both sides
=> length = 8
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