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What is the length of the dotted line in the diagram below? Round to the nearest tenth.

What is the length of the dotted line in the diagram below? Round to the nearest tenth.
asked 91.9k views
10 votes
What is the length of the dotted line in the diagram below? Round to the nearest tenth.

What is the length of the dotted line in the diagram below? Round to the nearest tenth-example-1
asked
User FlamingMoe
by
8.2k points

1 Answer

10 votes

Answer:

  • 12.1 units

Explanation:

Apply the Pythagorean twice to get the length of the dotted line:


  • d = √(9^2+7^2+4^2) =√(81+49+16) =√(146) =12.1
answered
User Tim Krins
by
8.2k points
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