Class 10 ICSE SELINA EX 15A question no 19

 In ∆ ABC, ∠ B = 90° and BD perpendicular to AC.

(i) If CD = 10 cm and BD = 8 cm; find AD.

(ii) If AC = 18 cm and AD = 6 cm; find BD.

(iii) If AC = 9 cm, AB = 7 cm; find AD.

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