Shalini found the sum of the measures of the interior angles of the triangle to be 175°. She knows the sum is supposed to be 180°. What was Shalini’s error?
Answer
A
m∠A = 45°
B
m∠B = 85°
C
m∠C = 45°
D
Shalini did not add the sum of the 3 angles correctly.