Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Trigonometry

Question:

What is the  value of $sin^245° + cos^2 45°$ ?

Options:

1

2

-1

0

Correct Answer:

1

Explanation:

We know,

sin²θ + cos²θ = 1

Now,

sin²45º + cos²45º

= 1