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OpenStudy (anonymous):
Calculate the m angle EBF, given mDA = 30° and mEF = 125°. A. 155° B. 95° C. 77.5° D. 47.5°
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OpenStudy (anonymous):
OpenStudy (anonymous):
@jim_thompson5910
jimthompson5910 (jim_thompson5910):
let me know if this page helps or not http://www.mathwarehouse.com/geometry/circle/tangents-secants-arcs-angles.php
jimthompson5910 (jim_thompson5910):
does that page make sense?
OpenStudy (anonymous):
kinda helped in a way but not really/
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jimthompson5910 (jim_thompson5910):
you basically subtract the smaller arc from the larger to get 125-30 = 95
jimthompson5910 (jim_thompson5910):
then you cut that in half to get 95/2 = 47.5 that's using one of the formulas given on that page
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