Posted by **Rachael** on Sunday, April 18, 2010 at 3:18pm.

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 -
**Reiny**, Sunday, April 18, 2010 at 3:40pm
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 -
**toby**, Wednesday, April 21, 2010 at 9:38pm
what is the perimeter of a triangle whose sides measure 15cm, 17cm, and 10cm?

- 6th grade math HELP -
**david**, Saturday, April 24, 2010 at 1:03pm
I need help with definding classify

- math -
**maria**, Tuesday, April 12, 2011 at 9:43pm
180

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