Mathematics · Geometry
The perpendicular AD on the base BC of a triangle ABC intersects BC at D so that DB = 3 CD. Which one of the following is correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12 (AB2 - AC2) = BC2✓
- 23 (AB2 - AC2) = 2 BC2
- 34 (AB2 - AC2) = 3 BC2
- 45 (AB2 - AC2) = 4 BC2
Correct answer
2 (AB2 - AC2) = BC2
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