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Mathematics 17 Online
OpenStudy (anonymous):

Would some please help me help my grand daughter with some geometry questions please

OpenStudy (anonymous):

We can help to the best of our abilities

OpenStudy (anonymous):

If you would please provide the question then we can help.

OpenStudy (anonymous):

Lines that appear to be tange2 are tangent. O is the center of each circle what is the vaue of x

OpenStudy (anonymous):

Does this come with a picture? If so then if there a way that you can link the picture here or post it?

OpenStudy (anonymous):

Yes

OpenStudy (anonymous):

Hello I am trying

OpenStudy (anonymous):

I am still here and waiting. No worries.

OpenStudy (anonymous):

How do I put a drawing on here please

OpenStudy (anonymous):

If the question is online, then you can link the url on here and I can see it that way or if you want to draw it....there is a button on the bottom of this little forum thing that says "Draw"

OpenStudy (anonymous):

The "Draw" button is in between the "Equation" and "Attach File" button.

OpenStudy (anonymous):

It wont let me draw. God I need these answere

OpenStudy (anonymous):

Hm....

OpenStudy (anonymous):

I am sorry I really want your help. I just want to get my granddaughter through this class

OpenStudy (anonymous):

Well I am not sure how well the "attach file" option works, but an alternative would be to draw it in the windows paint, save the file, and then post it on here using the attach file option

OpenStudy (anonymous):

OpenStudy (anonymous):

Do you see it

OpenStudy (anonymous):

Ah yes I do

OpenStudy (anonymous):

What type of math is this?

OpenStudy (anonymous):

This one is ? Algebra lines that appear to be tangent are tangent. O is the center of each cicle. What is the value of x

OpenStudy (anonymous):

So this can be solved multiple ways, I will show you two ways.

OpenStudy (anonymous):

Before anything we need to establish.....

OpenStudy (anonymous):

|dw:1401177408995:dw|

OpenStudy (anonymous):

We need to establish that the angle that the lines that are tangent to the circle make with the lines that connect to the center of the circle is 90 degrees

OpenStudy (anonymous):

As shown I have marked that on the picture with the little squares I drew which signifies that the angle there is 90 degrees

OpenStudy (anonymous):

The first way I we can go about solving this is by remembering that in a quadrilateral (a shape that has 4 sides)...all the angles need to add up to 360 degrees (that being a rule that has a proof for it). That being said, since we know 3 of the angles in the quadrilateral that is made from all the lines, we can find the angle of x through subtraction.

OpenStudy (anonymous):

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