If a:b=1:2, find the angle c and b...

If `a:b=1:2`, find the angle c and b

Verified by Experts

The correct Answer is:

`anglec=120^(@),angleD,=60^(@)`

LINES AND ANGLES
NAGEEN PRAKASHAN|Exercise Exercise 6 C|20 Videos
LINES AND ANGLES
NAGEEN PRAKASHAN|Exercise Revision Exercise (very Short Answer Questions )|10 Videos
LINES AND ANGLES
NAGEEN PRAKASHAN|Exercise Exercise 6 A|19 Videos
LINEAR EQUATIONS IN TWO VARIABLES
NAGEEN PRAKASHAN|Exercise Revision Exercise|12 Videos
NUMBER SYSTEM
NAGEEN PRAKASHAN|Exercise Revision Exercise (short Answer Questions)|10 Videos

Similar Questions

Explore conceptually related problems

If a:b=4:5 , find the angles c and d

In a triangleABC , right-angled at B, if AB : AC = 1:2, then find the value of (2tanA)/(1+tan^2A) .

If a+b+c=0, find the value of (a^(2))/((a^(2)-bc))+(b^(2))/((b^(2)-ca))+(c^(2))/((c^(2)-ab))*( a) 0 (b) 1(c)2(d)4

If a=2b and A=3B , find the angles A, B, C of DeltaABC :

The angle between a+2b" and "a-3b if abs(a)=1, abs(b)=2 and angle between a and b is 60^(@) is

If three points are A(-2,1)B(2,3), and C(-2,-4), then find the angle between AB and BC .

If a+b+c=1 , ab+bc+ca=-2 and abc=1 then find the value of a^4+b^4+c^4

In an acute angled triangle ABC, if tan(A+B-C)=1 and ,sec(B+C-A)=2, find the value of A,B and C.

In a triangle ABC, angle A = 60^(@) and b : c = (sqrt3 + 1) : 2 , then find the value of (angle B - angle C)