Joey says that triangle XYZ is obtuse. Robin disagrees because there are more acute angles then there are obtuse angles therefore it must be acute. Is either one of them correct? Explain your reasoning.

Answer 1

Study these sites.

http://www.mathsisfun.com/definitions/acute-triangle.html

http://www.mathsisfun.com/definitions/obtuse-triangle.html

What do you think?

Answer 2

obtuse because the angle is more than 90 degrees