# What is #cos^-1(1/2)#?

##### 2 Answers

Write your answer here...

Start with a one sentence answer

Then teach the underlying concepts

Don't copy without citing sources

preview

?

#### Answer

Write a one sentence answer...

#### Answer:

#### Explanation

Explain in detail...

#### Explanation:

I want someone to double check my answer

Nghi N.
Share

Aug 7, 2016

#### Answer:

#### Explanation:

Trig table of special arcs gives

Trig unit circle gives another arc x that has the same cos value -->

Answers:

Was this helpful? Let the contributor know!

Write your answer here...

Start with a one sentence answer

Then teach the underlying concepts

Don't copy without citing sources

preview

?

#### Answer

Write a one sentence answer...

#### Answer:

#### Explanation

Explain in detail...

#### Explanation:

I want someone to double check my answer

Describe your changes (optional) 200

Deepak G.
Share

Mar 1, 2018

#### Answer:

#### Explanation:

Was this helpful? Let the contributor know!

Describe your changes (optional) 200