AMC 10B Problem 8 Choose the answer which consistent with all three

Amc 10b problem 8 choose the answer which consistent

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2011 AMC 10B, Problem #8—“Choose the answer which consistent with all three possibilities.” Difficulty: Medium Easy CCSS-M: Not applicable. 8
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The area ofEBDis one third of the area of345ABC. SegmentDEis perpendicular to segmentAB. WhatisBD?ABCDE34535 2011 AMC 10B, Problem #9—“What is the area ofEBD?” 3.Difficulty:MediumCCSS-M:G-SRT.2. Given two figures, use the definition of similarity in terms of similarity transformationsto decide if they are similar; explain using similarity transformations the meaning of similarity for trianglesas the equality of all corresponding pairs of angles and the proportionality of all corresponding pairs ofsides. 9
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Consider the set of numbers{1,10,102,103, . . . ,1010}. Theratio of the largest element of the set to the sum of the otherten elements of the set is closest to which integer? (E)1012011 AMC 10B, Problem #10—“What is the sum of the smallest ten elements?” 10
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