Answer before 1240 and i will mark you brainliest given: dr tangent to circle o. if m db = 140°, then ∠ a = 70 110 140

140

Step-by-step explanation:

The answer would be 140. your answer will come out in a decimal but you have to round up to get 140

~Courtney

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6: 4= 3/2

18: 8= 9/4

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6+6=12 so that just tells you what it is one half is 6 the next one is 6