9
Answer: DSet 2: Triangles (Beginner)
Explanation
PROBLEM
A triangle has angles of 46 degrees and 34 degrees. What is the third angle?
A triangle has angles of 46 degrees and 34 degrees. What is the third angle?
A.
103
B.
101
C.
102
D.✓ Correct
100
Detailed Explanation
Choice D is the best answer. Third angle = 180 - 46 - 34 = 100 degrees
Why others are wrong:
A: 103 is incorrect because it does not satisfy the equation.
B: 101 is incorrect because it does not satisfy the equation.
C: 102 is incorrect because it does not satisfy the equation.