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24 April, 17:30

If a triangle has one angle that measures 62.5o and another angle that measures 77o, then what is the measurement of the last angle?

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  1. 24 April, 17:31
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    40.5 degrees

    Step-by-step explanation:

    A triangle's angles all add up to 180 degrees, so to solve this all you need to do is add the two numbers you have and subtract them from 180.

    62.5+77+x=180

    139.5+x=180

    -139.5 - 139.5

    x=40.5
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