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You have a triangle that measures 180 degrees. AB is 4 units. the measure of BC is 5 units. The measure of CD is 12 units. What is the measure of DE and how did you get that answer?

• 6th grade math HELP -

Your question is not clear to me.
The statement "You have a triangle that measures 180 degrees. " makes no sense, every triangle has an angle sum of 180°.

Where are A,B,C,D, andE ?

• 6th grade math HELP -

what is the perimeter of a triangle whose sides measure 15cm, 17cm, and 10cm?

• 6th grade math HELP -

I need help with definding classify

• math -

180

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