Find angle X. Round to 2 decimal places. cos X=0.4477

Karimah asked Dec 28, 2023

409,617 views

16 votes

Karimah asked Dec 28, 2023

2.8k points

Your comment on this question:

Email me at this address if a comment is added after mine:Email me if a comment is added after mine

Privacy: Your email address will only be used for sending these notifications.

Email me at this address if my answer is selected or commented on:Email me if my answer is selected or commented on

Privacy: Your email address will only be used for sending these notifications.

25 votes

Answer:

X=63.4°

Explanation:

Given:

$\cos X=0.4477$

Find the arccosine of both sides:

$\begin{gathered} \arccos(\cos X)=\arccos(0.4477) \\ X=63.4038\degree \\ X\approx63.40\degree \end{gathered}$

The value of angle X is 63.4° (rounded to 2 decimal places).

2.8k points

Email me at this address if a comment is added after mine:Email me if a comment is added after mine

Privacy: Your email address will only be used for sending these notifications.

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

1.6m questions

2.0m answers