In your own words…… What is it called when we find the “space” inside a circle? What is the formula used to find the “space”? What is it called when we find the “distance” around a circle? What is the formula used to find the “distance”? M3U3D8 Warm Up area A=r 2 circumferen ce C=2r or C=d
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In your own words…… What is it called when we find the “space” inside a circle? What is the formula used to find the “space”? What is it called when we.
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In your own words……What is it called when we find the “space” inside a circle?What is the formula used to find the “space”?What is it called when we find the “distance” around a circle?What is the formula used to find the “distance”?
M3U3D8 Warm Up
areaA=r2
circumference
C=2r or C=d
HW Check
HW Check
M3U3D8 Practice with Relationships of Circles,
Angles, Arcs, and SectorsOBJ: Identify and describe relationships among
inscribed angles, radii, and chords. Include the relationship between central, inscribed, and circumscribed angles; inscribed angles on a diameter are right angles; the radius of a circle is perpendicular to the tangent where the radius intersects the circle. G-C.2
FYI:Length of Arc Area of Sector
supplementary
360˚
120˚105˚
75˚
Opposite angles of an inscribed quadrilateral are supplementary.
A triangle inside a circle, a pentagon inside a circle, a circle inside a pentagon etc
inscribed incircumscribed about
diameter
semicircle
180˚90˚
An angle inscribed in a semicircle=90˚.
ClassworkM3U3D7 Inscribed and
Circumscribed Guided Practice
HomeworkM3U3D7 Inscribed and
Circumscribed Independent Practice
Review Packet tomorrow, Review Packet tomorrow, Take Home Test due Thursday!Take Home Test due Thursday!