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OpenStudy (anonymous):
Find the value of x if m ADC = (4x + 4)° and m ABC = 150°. 74 296 300 73.5
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OpenStudy (anonymous):
jimthompson5910 (jim_thompson5910):
Hint: ABC = (1/2)*ADC ... by the inscribed angle theorem 2*ABC = ADC 2(4x+4) = 150 solve for x
OpenStudy (anonymous):
17.75
jimthompson5910 (jim_thompson5910):
oh wow, i mixed up ABC and ADC, my bad it should be 2*150 = 4x + 4 300 = 4x + 4 300 - 4 = 4x 296 = 4x 4x = 296 x = 296/4 x = 74
OpenStudy (anonymous):
thanks
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jimthompson5910 (jim_thompson5910):
yw
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