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March 3, 2015

March 3, 2015

Posted by **Help** on Wednesday, March 2, 2011 at 9:41pm.

A. Right isoseles triangle

B. Equilateral triangle

C. Obtuse isosceles triangle

D. Acute scalene triangle

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**Ms. Sue**, Wednesday, March 2, 2011 at 9:45pmI'll be glad to check your answer.

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**Help**, Wednesday, March 2, 2011 at 10:10pmIs it b

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**Ms. Sue**, Wednesday, March 2, 2011 at 10:16pmRight. Since there are 180 degrees in a triangle, this must be an equilateral.

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**Bosnian**, Thursday, March 3, 2011 at 12:25amSum of angle in triangle=180°

180°=60°+60°+third angle

180°=120°+third angle

third angle=180°-120°=60°

Equilateral triangle has three angles equal 60°

You triangle is equilateral triangle.

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