Home
Class 11
MATHS
In DeltaABC, prove that: sinA+sinB-sin...

In `DeltaABC`, prove that:
`sinA+sinB-sinC=4sinA/2sinB/2cosC/2`

Promotional Banner

Similar Questions

Explore conceptually related problems

In DeltaABC , prove that: sinB+sinC gt sinA

In DeltaABC , prove that: sinB+sinC gt sinA

In DeltaABC , Prove that: cosA+cosB+cosC=1+4sinA/2sinB/2sinC/2

In DeltaABC , Prove that: cosA+cosB+cosC=1+4sinA/2sinB/2sinC/2

If A+B+C=180 , prove that: sinA+sinB+sinC=4cosA/2cosB/2cosC/2

In DeltaABC , prove that: a) (sin2A + sin2B + sin2C)/(sinA+sinB+sinC) = 8sinA/2 sinB/2sinC/2

If A+B+C=180 , prove that: sinA+sinB+sinC=4cos(A/2)cos(B/2)cos(C/2)

If A+B+C=pi , prove that : sin2A+sin2B+sin2C=4sinA sinB sinC

If A+B+C=pi , prove that : sin2A+sin2B+sin2C=4sinA sinB sinC

If A+B+C=pi , prove that : sinA+sinB+sinC= 4cos, A/2 cos, B/2 cos, C/2