Home
Class 11
MATHS
In DeltaABC, if 2s=a+b+c , then the val...

In `DeltaABC`, if 2s=a+b+c , then the value of `(s(s-a))/(bc)-((s-b)(s-c))/(bc)` is

A

sin A

B

cos A

C

tan A

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

In Delta ABC , if : 2s = a + b + c , then: (s(s - a))/(bc) =

If a + b+ c =2s , thent the value of (s-a)^(2) + (s-b)^(2) +( s-c)^2 will be

In DeltaABC , if r = 1, R = 3, and s = 5 , then the value of a^(2) + b^(2) + c^(2) is _____

In triangle ABC, if a+b+c = 2s, then prove that sin(A/2) = sqrt(((s-b)(s-c))/(bc)) with usual notations

If (s-a) +(s-b) +(s-c) =s , then the vlaue of ((s-a)^(2) +(s-b)^(2) +(s-c)^(2) +s^(2))/(a^(2) +b^(2)+c^(2)) will be

If 2s = a + b + c , then the value of (s - a)^2 + (s - b)^2 + (s - c)^2 + s^2 - a^2 - b^2 - c^2 will be :

If a+b+c=2s, then the value of (s-a)^(2)+(s-b)^(2)+(s-c)^(2)+s^(2) will be s^(2)-a^(2)-b^(2)-c^(2)-c^(2)(b)s^(2)+a^(2)+b^(2)+c^(2)(c)a^(2)+b^(2)+c^(2)(d)4s^(2)-a^(2)-b^(2)-c^(2)