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September 30, 2014

September 30, 2014

Posted by **Anon** on Sunday, February 27, 2011 at 10:11pm.

log tan A/2 = 9.54435 - 10

A= 38 deg 36' 12"

Now i want to do the same.

log tan A/2 = 9.85551 - 10

A= ??

I don't know how to convert tan into degrees can you help me.

- trigonometry -
**Reiny**, Sunday, February 27, 2011 at 10:34pmlog tan A/2 = 9.85551 - 10

log tan A/2 = - 0.14449

take inverse log

tan A/2 = 0.716984884

take inverse tangent

A/2 = 35.64

A = 71.28

= 71 16' 48"

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