In the following figure, AD is perpendicular to BC and D divides BC in the ration 1 : 3.

Prove that : `2AC^(2)=2AB^(2)+BC^(2)`

In the following figure, AD is perpendicular to BC and D divides BC in the ratio 1 : 3.

In the figure, AD is perpendicular to BC, prove that AB+AC gt 2AD .

In the adjoining figure, DE////BC and D divides AB in the ratio 2 : 3. Find : (AE)/(AC)

In the adjoining figure, DE////BC and D divides AB in the ratio 2 : 3. Find : (AE)/(EC)

In the adjoining figure, DE////BC and D divides AB in the ratio 2 : 3. Find DE, if BC = 7.5 cm.

In the following figure, AB = AC and AD is perpendicular to BC. BE bisects angle B and EF is perpendicular to AB. Prove that : (i) BD = CD (ii) ED = EF

In the adjoining figure DE||BC and D divides AB in the ratio 2:3 find. (AE)/(EC)

In the following figure, AB = AC and AD is perpendicular to BC. BE bisects angle B and EF is perpendicular to AB. Prove that : ED=EF

In the following figure, AB = AC and AD is perpendicular to BC. BE bisects angle B and EF is perpendicular to AB. Prove that : ED=EF

The following figures shows a triangle ABC in which AD is median and AE bot BC. Prove that : 2AB ^(2) + 2AC^(2) = 4AD^(2)+ BC^(2)