11.4 Day 1 Geo

Does this picture show the diameter or radius of a circle?

• Diameter
• Radius

Does this picture show the diameter or radius of a circle?

• Diameter
• Radius

What is the radius?

• 18
• 72
• 38
• 14

What is the diameter?

• 5 in
• 10 in
• 3.14 in
• 15.84 in

Find the circumference of the circle.

• 31.4 cm

• 78.5 cm

• 314 cm

• 15.7 cm

Find the circumference of the circle.

• 78.5 cm

• 15.7 cm

• 7.85 cm

• 19.6 cm

What is the circumference of a circle with a radius of 8 in terms of pi?

Find the circumference of the circle.

• 87.82in

• 153.86in

• 43.96in

• 307.72in

In circle O, the radius is 4, and the length of minor arc AB is 4.2 feet.  Find the measure of minor arc AB to the nearest degree.

• 90
• 60
• 55
• 113

FIND THE ARC LENGTH OF THE BOLDED ARC

• A
• B
• C
• D