Tuesday

September 30, 2014

September 30, 2014

Posted by **John** on Thursday, December 4, 2008 at 3:50pm.

find angle if Sin x = 2.3 divided by 8.15. Answer 16.30 degrees. How did they do that???

Tks

- Trig -
**drwls**, Thursday, December 4, 2008 at 5:02pm2.3/8.15 = 0.28221

sin^-1 0.28221 = 16.39 degrees

That means sin 16.39 degrees = 0.28221

You need a trig table of the sine function, or a pocket calculator to get the answer.

**Answer this Question**

**Related Questions**

Trig functions - 1)Write the equation sin y= x in the form of an inverse ...

math please help - Inverse Trigonometric Functions please explain this to me in ...

Math - Inverse Functions - Find the inverses of the following functions. y = 3(x...

trigonometric functions - im compeletely lost with the trigonometric functions...

Trigonometry - Having trouble with true/false questions in Trigonometry. They ...

Trigonometry - Having trouble with true/false questions in Trigonometry. They ...

Trig - find the exact values of the six trig functions of angle... sin(-...

Trig - sin(2 tan-1 7/24) (that is inverse tangent) Draw a 7 24 25 right triangle...

trig - Solving Trig Functions: How Do You Solve For Sin 7.5 Using Half-Angle and...

trig - Given that sin x = - 2/2 and that cos x is negative, find the other ...