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Trigonometry 18 Online
OpenStudy (anonymous):

I will give medals to those of you who know this answer. And answer it correctly!

OpenStudy (anonymous):

OpenStudy (anonymous):

I say it is the letter A :)

OpenStudy (anonymous):

Are you sure?

OpenStudy (anonymous):

yah I guess :)

OpenStudy (anonymous):

Can you explain how you got A as the answer? The only reason that I am asking is so that I know how to do it.

OpenStudy (anonymous):

@rainy920

OpenStudy (anonymous):

Thanks @rainy920 it was right!

OpenStudy (mathstudent55):

Use the law of cosines.

OpenStudy (anonymous):

@mathstudent55 can you help me?

OpenStudy (anonymous):

OpenStudy (anonymous):

@sleepyjess

OpenStudy (anonymous):

@gabylovesu

OpenStudy (anonymous):

@satellite73

OpenStudy (anonymous):

Are you able to help? @lizzyrockefeller

OpenStudy (anonymous):

Can you guys help me?

OpenStudy (anonymous):

let me figure it out but i do know how to do this

OpenStudy (mathstudent55):

Start by drawing a figure. Then use trig of triangles to solve.

OpenStudy (anonymous):

ok...if you can show me how you do it, that would be great! @lizzyrockefeller

OpenStudy (anonymous):

what do u mean? @mathstudent55

OpenStudy (mathstudent55):

Draw a figure that shows a streetlamp. It's a vertical segment and label its height x.

OpenStudy (mathstudent55):

Then draw a horizontal segment off the bottom of the streetlamp that is 15 ft long.

OpenStudy (anonymous):

|dw:1417384187565:dw| ignore the 50*

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