In the given figure, MNP, SQP, NQR, and MSR are straight lines. NPQ = 54° and QRS = 68°. What is the degree measure of SMN?

Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 29º
Given that

According to the question
SMN = 90º - [(68º + 54º)/2] = 90º - 61º = 29º