joel737 joel737

11-01-2022
Mathematics

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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 class=

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mhanifa mhanifa

11-01-2022

Answer:

12.1 units

Step-by-step explanation:

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

[tex]d = \sqrt{9^2+7^2+4^2} =\sqrt{81+49+16} =\sqrt{146} =12.1[/tex]

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