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OpenStudy (sagewilson):
Given: DR tangent to Circle O. (image below) If m DB = 150°, then A = ? 75 105 150
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OpenStudy (sagewilson):
OpenStudy (gnorris):
105
OpenStudy (sagewilson):
How would I do it though?
OpenStudy (sagewilson):
sorry didn't mean to re-send that.
OpenStudy (gnorris):
here is 360 degrees in a circle so 360 - 150 = 210 and when there is a thing (I forgot how you call it) but A has to equal the half so it is 105 degrees
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OpenStudy (gnorris):
sorry my computer was messing up
OpenStudy (sagewilson):
Same here. Thanks.
OpenStudy (gnorris):
lol you're welcome
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