Medal to person who answers and helps me understand:
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OpenStudy (anonymous):
|dw:1362962745675:dw|
OpenStudy (anonymous):
but it has all the info. Do you need me to rewrite it?
OpenStudy (anonymous):
oh i think its 2
OpenStudy (mertsj):
Is the center of the circle indicated?
OpenStudy (anonymous):
|dw:1362963306954:dw| The black dot
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OpenStudy (anonymous):
I think if:
1. Chords are = distance from center they are congruent.
and
2. Congruent chords are = distance from center.
OpenStudy (mertsj):
Ok. That's what I figured. We need to use the Pythagorean Theorem to find the radius of the circle. Also we need to remember that a radius that is perpendicular to the chord bisects the chord.
OpenStudy (mertsj):
|dw:1362963425328:dw|
OpenStudy (mertsj):
What you posted is true, however, the chords in your picture are not the same length are they?
OpenStudy (anonymous):
no. In the original pic they are not either.
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OpenStudy (mertsj):
One of them is 4 and the other one is 8, is that right?
OpenStudy (anonymous):
yeah
OpenStudy (mertsj):
So did you read what I wrote about finding the radius?
OpenStudy (anonymous):
ya
OpenStudy (mertsj):
Can you find the radius?
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