Question

Emilio draws an example of an obtuse triangle. Which triangle could be Emilio's drawing?

A.
Triangle with three angles less than 90 degrees.
B.
Triangle with one 90 degree angle and two angles less than 90 degrees.
C.
Triangle with two angles less than 90 degrees and one angle greater than 90 degrees.
D.
Triangle with three angles less than 90 degrees.

Answer 1

C. An obtuse triangle has two angles less than 90 degrees and one angle greater than 90 degrees.