Tolong dengan caranya ya:)​

CD² = AC² – AD²

CD² = 34² – 16²

CD² = 900

CD = √900

CD = 30

DB² = CB² – CD²

= 50² – 30²

= 1600

DB = √1600

DB = 40

AB = AD + DB

= 16 + 40

= 56 cm