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## PowerPoint Slideshow about ' 5-Minute Check' - aline-baldwin

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### Parts of a Circle

5-Minute Check

Name a quadrilateral that has opposite sides parallel and 4 right angles.

Name a quadrilateral that has exactly 1 pair of parallel sides.

Draw a rhombus.

Draw a rectangle.

By Mr. Bales

Objective

- By the end of this lesson, you will be able to identify parts of a circle.
- Standard 4MG3.2 - Students will identify the radius and diameter of a circle.

Introduce

- In a moment, I am going to ask that the class make a circle on the tile, like we do for Morning Meeting.
- Before we go over there, does anyone know any part of a circle?

Teach

- A circle is a plain figure in which all points are the same distance from a point called a center.

G

FG is the radius

Radius- A line segment that connects the center of a circle to a point on the circle is a radius.

D

CD is the diameter

Diameter- A line segment that connects two points on a circle and goes through the center of a circle is a diameter.

Assignment

- Page 416 - #’s 9 - 23
- Get them all correct - No Math Homework!!

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