sin(90°-θ) is equal to:
Select an option first. The solution will unlock after your attempt.
FAQ
What is $\sin(90^\circ-\theta)$?
It equals cosθ.
#complementary-trigMCQ
Complementary Angles
Practice Class 10 Maths MCQ on complementary angles with answer, solution, FAQ, and common mistake for board exam revision.
Quick Learning Notes
Start with the question, try the answer once, then open the solution. Use the FAQ to clear the common confusion before moving to the next tag.
Common mistake: Students sometimes keep the same ratio after applying complement.
Class 10 Maths Complementary Angles MCQ with Answer
Practice a Class 10 Maths MCQ on complementary angles with a clear step-by-step solution for board exam revision.