Can't remember how we did it in 7th grade now these 9th graders are doing it and I don't remember. Any ways to help?

SebHallin asked Jul 23, 2022

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33 votes

Can't remember how we did it in 7th grade now these 9th graders are doing it and I don't remember.

Any ways to help?

SebHallin asked Jul 23, 2022

3.0k points

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16 votes

using opposite angle theorem.
15°

Daye answered Jul 27, 2022

by Daye

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