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Aptitude · Q97

Triangles

Competitive Exams · Aptitude · question 97

Q97

In a ΔABC, ∠A + ∠B = 118°, ∠A + ∠C = 96°. Find the value of ∠A.

A.
36°
B.
40°
C.
30°
D.
34°
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
According to question,
Triangles mcq solution image
   ∠A + ∠B = 118°
   ∠A + ∠C = 96°
   ∠A = ?
As we know that
   ∠A + ∠B + ∠C = 180°
   ∠C = 180° - (∠A + ∠B)
   ∠C = 180° - 118°
∴ ∠C = 62°
   ∠A = 96° - 62°
   ∠A = 34°