Circles - Area, Circumference, Vocab

How many degrees are in a cirlce?

• 90
• 180
• 270
• 360

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

The distance around a circle

• Diameter
• Radius
• Circumference
• Area

Tags

CCSS.HSG.C.B.5

CCSS.HSG.GMD.A.1

The distance from the center of a circle to the boundary of a circle (half of the diameter).

• Chord
• Diameter
• Radius
• Inscribed Angle

Tags

CCSS.HSG.C.A.2

What is this called?

• Diameter

• Secant

• Tangent Line

• Radius

Tags

CCSS.HSG.C.A.2

A segment/chord that runs through the center of the circle (the longest chord).

• Chord
• Diameter
• Radius
• Inscribed Angle

Tags

CCSS.HSG.C.A.2

If my diameter is 19 inches, what is my radius?

• 38 inches
• 9.5 inches
• 59.66 inches
• 119.32 inches

Tags

CCSS.7.G.B.4

If my radius is 10ft, what is my diameter?

• 20ft
• 5ft
• 31.4ft
• 62.8ft

Tags

CCSS.7.G.B.4

what is the circumference of this circle ?

• 3.14 cm 
• 37.68 cm
• 24 cm
• 68.4 cm

Tags

CCSS.7.G.B.4

Find the circumference of a circle with a radius of 12.5 mm .

• 37.68mm
• 18.84mm
• 78.5mm
• none of the above

Tags

CCSS.7.G.B.4

What is the formula for finding the circumference for a circle?

• 2*π*r

• 1/2 b*h

• a+b/2*h

• length*width