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Mathematics 19 Online
OpenStudy (anonymous):

Jane made a door frame for the house but does not have a tool to measure the angles. How can she check that the corner is 90 degrees?

OpenStudy (anonymous):

@jabez177 @Legends @kidrah69

OpenStudy (anonymous):

Something to do with pythagorean therom?

OpenStudy (anonymous):

nevermind i got the answer.

OpenStudy (black_ninja123):

Is there any answer choices?

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