Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
If (48° + k) is an acute angle and sin(48° + k) = cos13°, what is the value of k(in °)?
1
17
2
23
3
29
4
More than one of the above
5
None of the above