Posted by **it's me** on Thursday, May 27, 2010 at 8:50am.

Triangle ABC is an equilateral triangle.AD=10 What is the length of CD? Give your answer to the nearest whole number.

- Math, not "10th grade" -
**Writeacher**, Thursday, May 27, 2010 at 9:56am
Please type your __subject__ in the **School Subject** box. Any other words, including obscure abbreviations, are likely to delay responses from a teacher who knows that subject well.

- math - needs help -
**SraJMcGin**, Thursday, May 27, 2010 at 9:56am
The School Subject is NOT 10th grade. Is it math? If so, state that for a math teacher to help you.

Sra

- 10th grade geometry -
**PsyDAG**, Thursday, May 27, 2010 at 11:27am
Do not know where D is. Needs more explanation.

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