📢 1800+ Railway Questions & RRB Study Material🚀
Edit MetaData
FREE CONTENT
COURSES
AP
TS
If A + B = 90° and cosB=1/3; then the value of sinA is:
1/2
1/4
1/3
2/3
Given A+B=90°
B=90°-A
Taking cos both sides
$$\cos{B}=\cos(90°-A)$$
$$\frac{1}{3}=sinA$$
Create a FREE account and get:
Login to your Cracku account.
Enter Valid Email
Follow us on
Incase of any issue contact support@cracku.in
Boost your Prep!
Detailed syllabus & Topic-wise Weightage
By proceeding you agree to create your account
Free CAT Syllabus PDF will be sent to your email address soon !!!