Unit 5 Review: Circles

• 16°

• 72°

• 20°

• 124°

• 180°

• 60⁰

• 300°

• 240°

• 2

• 9.8

• 4.8

• 24

• 10.7

• 64

• 22.7

• 94

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• 
• 

Point P is ​ (a)   to circle O, and is ​ (b)   to the ​ (c)   of circle O.

• tangent
• perpendicular
• radius
• secant
• parallel
• diameter

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The tip of a windshield wiper travels a distance of 43 inches in one 90° revolution. What is the length of the windshield wiper to the nearest inch?

• 14 in

• 55 in

• 27 in

• 7 in

Xavier waters his lawn with a sprinkler that sprays water in a circular pattern at a distance of 18 feet from the sprinkler. The sprinkler head rotates through an angle of 270°. What is the area of the lawn, to the nearest square foot, that receives water from the sprinkler?

• 42

• 763

• 561

• 64