In triangle ABC, let b = 10, c = 10`sqrt(2)` and R = 5`sqrt(2)` then which of the following are correct

In a right angle triangle ABC, let b = 10, c = 10 sqrt(2) find a.

In a triangle ABc if a=100= c=100 sqrt(2) and A=30^(@) then the angle B=

The circumradius of triangle ABC is 10 units: If c=10sqrt(3) units, state which of the following is the value of the angle C?

Let ABC be a triangle. If cos2A + cos2B+ cos 2C = -1 , then which one of the following is correct?

In triangle ABC are in A.P and b:c= sqrt(3): sqrt(2) , then

In any triangle ABC (with usual notation), Let cotA=sqrt(a c),cot B=sqrt(c/a),cotC=sqrt((a^3)/c) then which of the following is true : a+a^2=1-c (2) a+a^2=1+c a+a^2=2-c (4) 1+a+a^2=c a-a^2=1-c

In Delta ABC , if : A = 60^(@), C = 60^(@) , c =sqrt(2) then a and b

In Delta ABC , if : A = 30^(@), C = 60^(@) , a =sqrt(2) then b and c

In a triangle ABC, if A,B, C are in A.P and b:c = sqrt3:sqrt2 , then