In a `DeltaABC,` if median AD is perpendicular to AB, the `tan A+2 tan B` is equal to

tan 3A-tan 2A-tan A= is equal to

In a Delta ABC , the median AD is perpendicular to AC. If b = 5 and c = 11, then a =

If the median of a triangle through A is perpendicular to AB, then

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

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

If the median of triangle ABC through A is perpendicular AB, then the value of sinA cosB + 2sinB cosA is equal to

In Triangle ABC, AD is perpendicular to BC, tan B "" = (3)/(4) tan C = "" ( 5)/(12) and BC = 56 cm . Calculate the lengths of AD.

In any Delta ABC the value of 1-tan""B/2 tan""C/2 is equal to :-

If A(4,-6),B(3,-2)and C(5,2) are the vertices of a DeltaABC and AD is its median, prove that the median AD divides DeltaABC into two triangles of equal areas.