Posted by **shane** on Sunday, January 23, 2011 at 8:27pm.

A triangle has two angles that have measures of 22.5 degrees and 101 degrees.

a. Find the measure of the third angle.

b. Classify the triangle by its angle measures.

- geometry -
**helper**, Monday, January 24, 2011 at 12:33am
Triangle has 180 degrees

22.5 + 101 = 123.5

180 - 123.5 = 56.5

A. 56.5

Obtuse triangle: An obtuse triangle is a triangle having an obtuse angle.

Obtuse angle: An obtuse angle is an angle whose measure is more than 90 degrees and less than 180 degrees.

B. Obtuse triangle

- geometry -
**Anonymous**, Wednesday, May 11, 2011 at 5:48pm
what if the triangel has three sides but all are using the value x how do i solve that

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