Geometry Warm ups

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10-7 AREAS OF CIRCLES AND SECTORS (DAY 2)Objective: To find the areas of circles, sectors, and segments of circles.

Segment of a Circle

Problem 1 (equilateral)• What is the area of the shaded segment shown at the

right? Leave your answer in terms of .

Problem 2 (right)• What is the area of the shaded segment shown? • Leave your answer in terms of

Problem 3 (120o)• What is the area of the shaded segment shown? Round

your answer to the nearest tenth.

Try with a partner • Find the area of the shaded region of the circle. Leave

your answer in terms of pi.

Homework• Pg. 664 # 23 – 31, 42 - 45