Circumference Semicircle

The stained glass window is a semicircle. What is the distance around the window? Round to nearest hundredth. Don't forget to label.

A _____ is half of a circle.

• circumference

• pi

• semicircle

• composite figure

What is the perimeter of the semi-circle? Round to the nearest hundredth. Don't forget to label.

What is the perimeter of this semi circle? (Use 3.14 = π and round to the nearest tenths place)

• 18.5

• 11.3

• 20.3

• 22.6

Mrs. Wilson placed the welcome mat shown below on her front door step. What is the PERIMETER of her welcome mat in feet? Round to the nearest hundredth. Don't forget to label.

An arc of a circle whose endpoints are the endpoints of a diameter.

• semicircle

• major arc

• minor arc

• circle

What is half of a circle

• Semicircle

• Center of a circle

• Inscribed angles

The distance around the circle (perimeter)

• Circumference

• Area

• Circle

• Length

• Radius

• Diameter

• Center

• Chord

What is arc JHI ?

• Minor Arc

• Semicircle

• Major Arc

• Point of Tangency