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If the perimeter of a rectangle is 30 cm and the length is 10 cm, what is the width?

Practice Questions

1 question
Q1
If the perimeter of a rectangle is 30 cm and the length is 10 cm, what is the width?
  1. 5 cm
  2. 10 cm
  3. 7.5 cm
  4. 15 cm

Questions & Step-by-step Solutions

1 item
Q
Q: If the perimeter of a rectangle is 30 cm and the length is 10 cm, what is the width?
Solution: Perimeter P = 2(length + width). So, 30 = 2(10 + width). Dividing by 2 gives 15 = 10 + width. Thus, width = 15 - 10 = 5 cm.
Steps: 0

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