Math Problem Statement
Có hình như sau. Biết: - Đối xứng qua đường thẳng x - Các đường x, y, z song song - A, A’, E, E’ thẳng hàng - I, I’, H, H’ thẳng hàng - AI = 10mm - AA’ = 1mm thẳng đứng - Góc A’AI = 90 độ - AI = A’I’ - AB = A’B’ = 15mm - BC = B’C’ = 20mm - BD = B’D’ - CD = C’D’ - DE = D’E’ - EH = E’H’ - Góc BAy = 40 độ - Góc CBz = 65 độ - Góc ABD = 75 độ - Góc BCD = 75 độ - Góc BDE = 40 độ Hỏi EE’ hoặc HH’ = ?
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Trigonometry
Formulas
Law of Sines
Law of Cosines
Theorems
Properties of Symmetry
Collinearity
Suitable Grade Level
Advanced High School
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