Q. 145.0( 6 Votes )

Find the value of

Answer :



Put,



Now,






Now, for


Let,


…(1)


Consider a right angle triangle ABC, with right angle at A, as shown,


Let angle = Angle ABC


AB = base,


AC = opposite,


BC =hypotenuse


We know that,




From (1)



…(2)


Also, in a right angle triangle using, Pythogoras theorem,


(hypotenuse)2 = (opposite)2 + (base)2


(BC)2 = (AC)2 + (AB)2


From (2),




(BC)2 = 8AB2+AB2


(BC)2 = 9AB2


BC = 3AB …(3)



Now,




From (3),







Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

State True or FalMathematics - Exemplar

State True or FalMathematics - Exemplar

Fill in the blankMathematics - Exemplar

Fill in the blankMathematics - Exemplar

Find the principaRD Sharma - Volume 1

State True or FalMathematics - Exemplar

State True or FalMathematics - Exemplar