Transcription of blue solutions 08 - Demarest
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blue solutions 08 - Demarest
Chapter 8 Copyright Big Ideas Learning, LLC Big Ideas Math blue All rights reserved. Worked-Out solutions 261 Chapter 8 Opener Try It Yourself (p. 333) 1. Area ()()()()222 Area of rectangle Area of semicircle12115 42120 mwr =+=+ +=+=A The area of the figure is about square meters. 2. Area ()()()()2 Area of horizontal rectangleArea of vertical rectangle94 51036 5086 cmww=+=+=+=+=AA The area of the figure is 86 square centimeters. 3. () 25 ftAr = = = The area of the circle is about square feet. 4. ()()2221126 13 169 ==== = = The area of the circle is about square inches. 5. ()() cmrdAr ==== = = The area of the circle is about square centimeters. Section Activity (pp. 334 335) 1. a. Sample answer: Area of the face of a dime: () cmAr === The area of the face of a dime is about square centimeters.
Chapter 8 Copyright © Big Ideas Learning, LLC Big Ideas Math Blue All rights reserved. Worked-Out Solutions 263 14. The diameter is 32 inches, so the radius is 16 ...
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