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Mathematics 12 Online
OpenStudy (ivyjane):

picture of question below -->

OpenStudy (ivyjane):

OpenStudy (ivyjane):

@escamer @benlindquist @Astrophysics @clarkydances

OpenStudy (fortytherapper):

Do you know why the little line is on two of the three sides of the triangle?

OpenStudy (ivyjane):

it means they are congruent

OpenStudy (fortytherapper):

@IvyJane --- Sorry, my OS is acting up, not showing notifications. But yes, they are the same, so CD = CE. That means 3x-4 is also CE Now that we have the lengths of all 3 sides and the total on what it needs to be (which is 88), how would we find the perimeter?

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