travisvb
07.01.2021 •
Mathematics
Find the measures of an exterior angle given the number of sides of each regular polygon. Round to the nearest tenth , if necessary .
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Ответ:
Multiply the first, outside, inside, and last terms of the binomials.
Multiply a times a, a times -b, b times a, and b times -b.
This is the same as just squaring a and squaring b.
A shortcut is to add a squared and b squared.