Home
Class 11
MATHS
In DeltaABC,2ac" sin "(A-B+C)/(2) is eq...

In `DeltaABC,2ac" sin "(A-B+C)/(2)` is equal to

A

`a^2 +b^2 -c^2`

B

`c^2 +a^2 -b^2`

C

`b^2-c^2-a^2`

D

`c^2-a^2-b^2`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

In a Delta ABC,2ac sin((A-B+C)/(2)) is equal to (a)a^(2)+b^(2)-c^(2)(b)c^(2)+a^(2)-b^(2)(c)b^(2)-c^(2)-a^(2)(d)c^(2)-a^(2)-b^(2)

In a DeltaABC , the value of sin""(A+B)/(2) is equal to

In a triangle ABC, 2ac sin ((A-B+C)/2) =

In a triangleABC, 2ac.sin((A-B+C)/2)=

In a DeltaABC,(a+c)/(a-c)tanB/2 is equal to

In a DeltaABC , if 2AC=3CB, then 2OA+3OB is equal to

In DeltaABC,(a-b)^(2)"cos"^(2)(C)/(2)+(a+b)^(2)"sin"^(2)(C)/(2) is equal to