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Problem 17: Right triangles, Altitude, Double Angle. Level: High School, SAT Prep, College geometry
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The figure shows right triangles ABC
and ADC, angle
ACB = 2.angle
ACD, and DE perpendicular to AC. Prove that AB = 2DE.
Post a comment or solution.
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See Also:
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Problem 18.
Right triangle, cevian, and angles. |
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Problem 16.
Triangle, cevian, perpendicular, angles, angle bisector, degrees. |
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Problem
15.
Triangle, cevian, sum of segments, angles, angle bisector, 30 degrees. |
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