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5-51.

Four pieces of rope of unknown (but equal) length and 10 more feet of rope are attached together. The resulting rope is 30 feet long. Homework Help ✎

  1. Draw a diagram to represent this problem.

  • First, draw the 4 pieces of rope of unknown and equal length.

  • Then draw the 10 foot rope.

  • Find a way to indicate that the whole rope is 30 feet long.

  1. How long is each of the pieces of rope that is not 10 feet? Show how you know.

  • The four unknown lengths combine to be 20 feet, so how long must each length be?