N. Arc Length and Sector Area

What is the circumference of a circle with a diameter of 10 meters?

• 5 meters
• 15.7 meters
• 3.14 meters
• 31.4 meters

I want to find out how long I need my string lights to be to decorate my bike. The radius of a tire is 13 inches. How much lighting do I need to decorate both tires?

• 82 inches

• 164 inches

• 530 inches

• 41 inches

Find the length of the arc with the given measure. Leave your answer in terms of π.

• 7/4π cm

• 7/2π cm

• 1/8π cm

• 45π cm

Circle A has a minor arc measure of 80°. The diameter of Circle A is 13 meters. What is the length of the same minor arc rounded to the nearest tenth of a meter?

• 18.2 meters

• 9.1 meters

• 29.5 meters

• 9.0 meters

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°

If the length of arc YZ is 3.93 inches, what is the length of the radius of the circle?

• 5 in

• 3 in

• 6 in

• 2 in

The radius of a circular clock is 13 centimeters. What is the area?

• 530.93 cm²

• 81.68 cm²

• 132.73 cm²

• 348.99 cm²

What is the area of the shaded sector?

• 84.82 in²

• 113.10 in²

• 339.29 in²

• 56.55 in²

What is the area of a sector with a radius of 5 units and a central angle of 180 degrees?

If Pacman's mouth, when open, is 70° and the radius of his mouth is 8mm, what is the area of Pacman's body?

• 161.97 mm²

• 117.2 mm²

• 39.1 mm²