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If in triangle ABC if acosA=bcosB then ...

If in `triangle ABC ` if acosA=bcosB then the triangle will be

A

a)isosceles

B

b)equilateral

C

c)right angled

D

d)isosceles or right angled

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The correct Answer is:
D
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PATHFINDER-TRIGONOMETRIC FUNCTIONS-QUESTION BANK
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  3. If in triangle ABC if acosA=bcosB then the triangle will be

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  4. In triangleABC if cosA=sinB/sinC then the triangle is

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  5. If in triangleABC a=2b and angle A=3 angleB then angleA=

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  6. If in triangleABC ,3a^2=b^2+c^2 then cotB+cotC-cotA=

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  9. In an isosceles triangle ABC ,angleA =120^@ ,a:b=

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  10. In triangle ABC if sin^2B+sin^2C=sin^2A then

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  11. If the ratio of the angles of a triangle be 1:2:3 and the circumradius...

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  14. If in triangleABC a=3cm, b=5cm and c=7cm then the triangle is

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  15. If the ratio of the length of the sides of a triangle be 1:sqrt3:2 the...

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  16. In triangleABC if C=pi/2 then the greatest value of sinAsinB is

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  17. If in a triangle ABC ,(a-b+c)/a=b/(b+c-a) then angleC=

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