OpenStudy (anonymous):

Find the measure of the angles of a triangle if the measure of one angle is three times the measure of a second angle and the third angle measures 4 times the second angle decreased by 60.

4 years ago
OpenStudy (anonymous):

this seems hard but i can try

4 years ago
OpenStudy (anonymous):

the sum of the three angles of a triangle is 180 degrees if it is a right angle triangle one angle must be 90 degrees all u have to do is 180-90- (the angle u already know)= unknown angle (third angle)

4 years ago