Each of the following answer choices lists the side lengths of a different triangle. Which of these triangles does not have a right angle?
A. 2, 2, 2√2
B. 9,12,15
C. 6,7,12
D. 5,12,13
Each of the following answer choices lists the side lengths of a different triangle. Which of these triangles does not have a right angle?
A. 2, 2, 2√2
B. 9,12,15
C. 6,7,12
D. 5,12,13