Mathematics · Geometry

In ΔABC, AB = 12 cm, AC = 35 cm, and ∠A = 90°. The bisector of ∠A meets BC at D. E is a point on AC such that DE ⊥ AC. What is the length of DE (in cm)?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1444/37
2444/35
3420/47✓
4420/37

Correct answer

420/47

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In ΔABC, AB = 12 cm, AC = 35 cm, and ∠A = 90°. The bisector of ∠A meets BC at D. E is a point on AC such that DE ⊥ AC. What is the length of DE (in cm)?

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In ΔABC, AB = 12 cm, AC = 35 cm, and ∠A = 90°. The bisector of ∠A meets BC at D. E is a point on AC such that DE ⊥ AC. What is the length of DE (in cm)?

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