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In ∆ABC, ∠A=900 , AD is the bisector of ∠A meeting BC at D, and DE ⊥ AC at E. if AB = 10 cm and AC = 15 cm, then the length of DE, in cm, is:
5Q:
In ∆ABC, ∠A=900 , AD is the bisector of ∠A meeting BC at D, and DE ⊥ AC at E. if AB = 10 cm and AC = 15 cm, then the length of DE, in cm, is:
- 18false
- 26true
- 36.25false
- 47.5false
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