Discover a world of knowledge and get your questions answered at IDNLearn.com. Whether it's a simple query or a complex problem, our community has the answers you need.

Help!!! Help!!! Help!!!

Help Help Help class=

Sagot :

Answer:

B

Step-by-step explanation:

sin(theta) = sqrt(1-cos^2(theta)

sin(theta)=sqrt(1-1/2)=sqrt(1/2)=sqrt(2)/2 but as theta is in IV quadrant, sin(theta) will be negative