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EXAM PREPARATION

Objective Question & Answer

QUESTION

Objective Question

Q.1
If the bearing of a line AB is N30°W and the bearing of BC is N40°E, then ∠ABC is equal to
यदि रेखा AB का अभिधारण N30°W है और रेखा BC का अभिधारण N40°E है, तो ∠ABC किसके बराबर है?
A

30°

B

70°

C

110°

D
170°
Answer ( Option C)

110°

Solution

 

            

Given bearing of AB = N30°W = 330°

Bearing of BC = N40°E = 40°

Back bearing of AB (i.e., BA) = 330° − 180° = 150°

Interior angle ∠ABC is the angle between BA and BC.

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