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AfilCa [17]
2 years ago
9

does anyone know this ?? pls help its a test !!! i'll give u brainliest and 15 points !! pls show work

Mathematics
1 answer:
saul85 [17]2 years ago
7 0

Answer:

DBC = 50 degrees

Step-by-step explanation:

180 - 80 = 100

2x = 100

divide by 2

x = 50

so

DBC = 50 degrees

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Olegator [25]
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Two studies were completed in Georgia. One study in northern Georgia involved 3,000 patients; 84% of them experienced flulike sy
Alexeev081 [22]

Answer:

The northern Georgia study with a margin of error of 1.7%.

All else being equal, the study with the larger sample size has the smaller margin of error. So the result makes sense (as 0.84 is pretty close to 0.75)

Step-by-step explanation:

The best and most correct answer among the choices provided by the question is the third choice "The northern Georgia study with a margin of error of 1.7%."

All else being equal, the study with the larger sample size has the smaller margin of error. So the result makes sense (as 0.84 is pretty close to 0.75)

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pickupchik [31]

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3 years ago
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suter [353]
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3 years ago
Picture explains<br> asdasdasd
tamaranim1 [39]

Answer:

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The tangent is perpendicular to the radius. The given triangle is right if AB is tangent.

Use Pythagorean to verify

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