What is the exact value of cos 30"? Learn Enter your answer, as a simplified fraction, in the box.

asked Mar 21, 2021 27.8k views

3 votes

What is the exact value of cos 30"?

Learn
Enter your answer, as a simplified fraction, in the box.

by Smeeb

5.7k points

Please log in or register to add a comment.

3 votes

Answer:

√(3) /2

Explanation:

Look up the unit circle on google, find 30 degrees, cosine is the x value, sine is the y value

Tommy Arnold answered Mar 23, 2021

5.2k points

2 votes

Answer: sqrt 3/ 2

Explanation:

Aldo Canepa answered Mar 25, 2021

5.2k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.9m questions

7.8m answers