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# Geometry Circles: Tangents and Angles

Created by
@DecentGauss9783

• 12 (correct)
• 32
• 20
• 10
• ### If $m∠BDE = 72°$, what is the measure of $∠F AD$?

• 108°
• 72°
• 80° (correct)
• 36°
• ### In the circle, if $m∠DAC = 22°$, what is the value of $x$?

• 112°
• 98°
• 58° (correct)
• 60°
• ### If $BF = 3$, $CD = 10$, and $DE = 10$, what is the length of $FE$?

<p>7.2</p> Signup and view all the answers

### What is the center of the circle given by the equation $(x − 3)^2 + (y + 5)^2 = 25$?

<p>(3, -5)</p> Signup and view all the answers

### If $m∠DAB = 82°$, what is the value of $m∠EF D$?

<p>52°</p> Signup and view all the answers

### What is the radius of the circle with equation x2 + y2 + 2x − 8y + 12 = 0?

<p>√12</p> Signup and view all the answers

### What is the center of the circle with equation x2 + y2 + 2x − 8y + 12 = 0?

<p>(-1, 4)</p> Signup and view all the answers

### What is the equation of a line with a slope of 2 and a y-intercept of 3?

<p>y = 2x + 3</p> Signup and view all the answers

### Which of the following is an equation of a line that is tangent to the circle with equation x2 + y2 + 2x − 8y + 12 = 0?

<p>y = 2x + 3</p> Signup and view all the answers

### What is the equation of the circle with center (3, 5) and radius 10?

<p>(x - 3)^2 + (y - 5)^2 = 100</p> Signup and view all the answers

### What is the equation of the circle with center (-3, 5) and radius 50?

<p>(x + 3)^2 + (y - 5)^2 = 2500</p> Signup and view all the answers

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