Mathematics · Geometry
ABC is a right-angled isosceles triangle where ∠ABC = 90°. If BD is perpendicular to the hypotenuse AC, which of the following expressions correctly represents the length of AD?
- 1AD = BD2DC✓
- 2AD = AB2DC
- 3AD = BD2BC
- 4AD = BD2AC
Correct answer
AD = BD2DC
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