If any triangle`triangleABC,sinA-cosB=cosC` then `angleB=pi/2`

If in a triangle ABC, (cosA)/a=(cosB)/b=(cosC)/c ,then the triangle is

In triangleABC , if a^(2)+c^(2)-b^(2)=ac , then angleB=

Select the correct options from the given alternatives.In triangleABC if cotAcotBcotC>0 then the triangle is……….

In triangleABC, (b+c)cosA+(c+a)cosB+(a+b)cosC=

In a triangle ABC, the value of sinA+sinB+sinC is

Select the correct option from the given alternatives: If any /_\ABC , if acosB = bcosA , then the triangle is…...... A) Equilateral triangle B) Isosceles triangle C) Scalene triangle D) Right angled triangle

In triangleABC, a^(2) sin2C + c^(2) sin2A=

In triangleABC , if m angleA=frac(7pi^c)(36) ,m angleB=120^@ .Find m angleC in degree and radian.

Find the measure of third angle of a triangle, if the measure of the two angles of that triangle is:m angleA=30^@ ,m angleB=(frac(4pi)(9))^c