Area of Shaded Regions with Circles

A clock face has a diameter of 10 inches. What is the area of the section of the clock between the numbers 12 and 3? Give answer in terms of π

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If Pacman's mouth, when open, is 60° and the radius of his mouth is 12mm, what is the EXACT area of the rest of his body? Give answer in terms of π

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A cathedral window is built in the shape of a semicircle. If the window is to contain three stained glass sections of EQUAL SIZE, what is the area of one section of the semicircle? Round to the nearest tenth.

• 3.3 ft²

• 4.5 ft²

• 6.3 ft²

• 7.1 ft²

Chelsea is baking pies for a fundraiser at her school. She divides each 9-inch diameter pie into 6 equal slices. What is the area , in square inches, for each slice of pie?

what is the area of this semicircle with a diameter of 8 cm? Give answer in terms of π.

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• 346.41

• 121.41

• 32.99

• 74.99

Find the area of the shaded sector of circle O.  The radius is 6 inches and the central angle is 100°.  Express answer to the nearest tenth of a square inch.

• 9.2 sq. in.

• 10.5 sq. in.

• 31.4 sq. in.

• 38.2 sq. in.

A water sprinkler sends water out in a circular pattern. What area will be watered if the radius of the spray from the sprinkler is 18​ ft?

• 324

• 1017

• 254

• 113

Find the area of the sector, rounding your answer to 1d.p.

• 8.9cm²

• 9.0cm²

• 11.4cm²

• 11.3cm²