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

A triangle has 2 angles that measure 60 each. Which of the following best describes thiz triangle.

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 9:45pm
I'll be glad to check your answer.

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

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

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**Bosnian**, Thursday, March 3, 2011 at 12:25am
Sum 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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