In triangle `A B C ,A D` is the altitude from `Adot` If `b > c ,/_C=23^0,a n dA D=(a b c)/(b^2)-c^2,` then `/_B=_____`

In triangle ABC,AD is the altitude from A If b>c,/_C=23^(0), and AD=(abc)/(b^(2))-c^(2) then /_B=

In A B C , A D and B E are altitudes. Prove that (a r( D E C))/(a r( A B C))=(D C^2)/(A C^2)

In acute angled triangle A B C ,A D is the altitude. Circle drawn with A D as its diameter cuts A Ba n dA Ca tPa n dQ , respectively. Length of P Q is equal to /(2R) (b) (a b c)/(4R^2) (c) 2RsinAsinBsinC (d) delta/R

In a triangle A B C , the altitude from A is not less than B C andthe altitude from B is not less than A C . (a)The triangle is right angled (b) isosceles obtuse angled (d) equilateral

In a triangle A B C , the altitude from A is not less than B C and the altitude from B is not less than A C . (a)The triangle is right angled (b) isosceles obtuse angled (d) equilateral

In Figure, A M\ _|_B C\ \ a n d\ A N is the bisector of /_Adot If /_B=65^0a n d\ /_C=33^0, find /_M A N

In triangle A B C ,D is on A C such that A D=B C=D C ,/_D B C=2x ,a n d/_B A D=3x , all angles are in degrees, then find the value of xdot

If A B C is an isosceles triangle such that A B=A C and A D is an altitude from A on B C . Prove that (i) /_B=/_C (ii) A D bisects B C (iii) A D bisects /_A

If A B C is an isosceles triangle such that A B=A C and A D is an altitude from A on B C . Prove that (i) /_B=/_C (ii) A D bisects B C (iii) A D bisects /_A

If A B C is an isosceles triangle such that A B=A C and A D is an altitude from A on B C . Prove that (i) /_B=/_C (ii) A D bisects B C (iii) A D bisects /_A