5

Set 2: Triangles (Beginner)

Explanation

Answer: A

PROBLEM

A triangle has angles of 33 degrees and 34 degrees. What is the third angle?

A triangle has angles of 33 degrees and 34 degrees. What is the third angle?

A.

113

✓ Correct
B.

114

C.

115

D.

112

Detailed Explanation

Choice A is the best answer. Third angle = 180 - 33 - 34 = 113 degrees

Why others are wrong:
B: 114 is incorrect because it does not satisfy the equation.
C: 115 is incorrect because it does not satisfy the equation.
D: 112 is incorrect because it does not satisfy the equation.