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Mathematics 10 Online
OpenStudy (anonymous):

Some one pleaseee help?

OpenStudy (anonymous):

Triangle ABC is congruent to triangle DEF. In triangle ABC, side AB measures 13, side BC measures x+13, and side CA measures 16. In triangle DEF, side DE measures 13, side EF measures 3x−20, and side FD measures 16. What equation would help you to solve for the side length of BC and EF? Explain your reasoning using complete sentences.

OpenStudy (anonymous):

Help with what

OpenStudy (anonymous):

Nevermind

OpenStudy (anonymous):

you got a picture or do we just have to try and read all of this?

OpenStudy (anonymous):

\[AB=13\] so \[DE=13\]

OpenStudy (anonymous):

There's no picture :/ that's literally the question

OpenStudy (anonymous):

ok we can do it

OpenStudy (mosaic):

CPCTC

OpenStudy (anonymous):

Yay! It would mean a lot :) so what's the first step?

OpenStudy (anonymous):

There

OpenStudy (anonymous):

oh wow there are a lot of words, but very little actual question your job is to solve \[x+13=3x-20\]

OpenStudy (anonymous):

wow an nice worked out solution with words and all! where did that come from?

OpenStudy (anonymous):

I just did this question so I had it right in front of me

OpenStudy (anonymous):

Wow! Thank you so much! :)

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