Curriculum Guide
Geometry 9 Page 15
Circles Identify, determine
and/or use the radius,
diameter, segment
and/or tangent of a
circle.
G.1.1.1.1
**Include proofs using
properties of circles.
Big Ideas Geometry 10.1
http://illuminations.nctm.org/uploa
dedFiles/Content/Lessons/Resources
/9-12/PiLine-AS-Slope.pdf
15 days
Identify, determine
and/or use the arcs,
semicircles, sectors,
and/or angles of a
circle.
G.1.1.1.2
d
Big Ideas Geometry 10.2