✨ Best Answer ✨
AGの延長とBCの交点をDとおく
∠GKD= ∠AHD=90°
∠DGK= ∠DAH ( ∵ GK//AH )
∴△DGK ∽ △DAH
AG:GD=2:1
∴DG:DA=1:3
∴GK:AH=1:3
(1)教えて欲しいです
✨ Best Answer ✨
AGの延長とBCの交点をDとおく
∠GKD= ∠AHD=90°
∠DGK= ∠DAH ( ∵ GK//AH )
∴△DGK ∽ △DAH
AG:GD=2:1
∴DG:DA=1:3
∴GK:AH=1:3
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なるほど!ありがとうございます!