Math Is Fun Forum

genius-ish

Member

Registered: 2011-11-21

Posts: 1

help pleez

how do i find the missing side of this triangle using the "sin" button on a calculator?

                      27°
                   /|               
         13     /  |           
                /    |               
              /    _|           
            /___|_|
               x

bobbym

bumpkin

From: Bumpkinland

Registered: 2009-04-12

Posts: 109,606

Re: help pleez

Hi

Usually you just enter 27 ( make sure you are in degree mode ) and then press the sin key.

You can also look it up in a table.

Remember SOHCAHTOA?

Are you okay from here on?

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In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.