Algebra 2
10-1 Notes
9. Find center and radius of a circle
that has a diameter with endpoints (3, 12) and (9, 4).
11. Find the equation of a circle with center (-3, 4) and
radius 6. Sketch the circle.
10.Find center and radius of a circle that has a
diameter with endpoints (5, 4) and (0, - 8).
12. Find the equation of a circle with center (-4,
11) and containing the point (5, -1). Sketch circle.
1
13.
14.
15.
16.
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16: Write the equation for the line tangent to the circle
at the point (2, 5).
Center:
Point of Tangency:
Slope of Radius:
Slope of Tangent:
Use Point-Slope Form to Find Equation:
17: Write the equation for the line tangent to the circle (
)
(
Center:
)
at the point (5, - 5).
Point of Tangency:
Slope of Radius:
Slope of Tangent:
Use Point-Slope Form to find Equation:
2
3