how do i find the degree of a right angle, split into two different angles.

ex. if m<10 = 80*, then m<11 = ?

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  1. The two angles must add to 90 degrees
    so if one of them is 10
    then the other one is 90 - 10
    or 80

    If one is 40
    then the other is 90 - 40
    or 50

    Angles that add to a right angle are called complementary.

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