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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