if cos(A)= 2/7 , then what is the measure of angle A?

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if cos(A)= 2/7 , then what is the measure of angle A?

Guest Jun 10, 2014

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Best Answer

+118723

+10

A=cos^-1(2/7)

which is the same as

A=acos(2/7)

Now you can do it on the web2.0calculator (on the home page)

Press 2nd to bring up acos

Edited: Thank you Alan for letting me know my error.

(It's fixed now)

Melody Jun 11, 2014

1⁺⁰ Answers

+118723

+10

Best Answer

A=cos^-1(2/7)

which is the same as

A=acos(2/7)

Now you can do it on the web2.0calculator (on the home page)

Press 2nd to bring up acos

Edited: Thank you Alan for letting me know my error.

(It's fixed now)

Melody Jun 11, 2014

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