Mathematics · Geometry
In triangle AHK, if side AH = AK, and the base HK is extended to a point D such that exterior angle properties apply where ∠b = 70° and ∠c = 40° represent internal non-adjacent angles, find the value of the required differential angle ∠d.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 145°
- 225°
- 335°
- 415°✓
Correct answer
15°
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