In triangle ABC, `angleA = 90^(@)` , CA= AB and D is a point on AB porduced. Prove that :
` DC^(2) - BD^(2) = 2AB. AD`

In triangle ABC, angle A =90^(@), CA=AB and D is a point on AB produced. Prove that: DC^(2)-BD^(2)= 2AB.AD .

In an isosceles triangle ABC, AB = AC and D is a point on BC produced. Prove that : AD^(2)=AC^(2)+BD.CD

In triangle ABC , angle ACB = 90^(@) , CD bot AB and DE bot CB Prove that CD^(2) xxAC = AD xx AB xxDE .

ABC is a triangle in which AB = AC and D is any point on BC. Prove that: AB^(2)- AD^(2) = BD. CD

In triangle ABC, AB gt AC and D is any point on BC. Prove that, AB gt AD.

In /_ABC,AB=AC and D is any point on BC , prove that AB^(2)-AD^(2)=BD.CD

In figure, ABC is a triangle in which angle ABC gt 90^(@) and AD bot CB produced. Prove that AC ^(2) = AB ^(2) + BC ^(2) + 2 BC BD.

In triangle ABC , angle C = angle 90 , D is the mid point of BC, Prove that AB^2 = 4AD^2 -3AC^2 .

In triangle ABC, AB gt AC and D is any point of BC. Prove that, AB gt AD.

In an isoscles Delta ABC, AB= AC and D is a point on BC. Prove that AB^(2)-AD^(2)=BD*CD .