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The sides of a right angled trinagles ar...

The sides of a right angled trinagles are in A.P., then they are in the ratio

A

`2:1:1`

B

`2:3:5`

C

`3:4:5`

D

`3:1:2`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-PROPERTIES OF TRIANGLES-PRACTICE SHEET (EXERCISE-I) (LEVEL-I) (Straight- Objective Type Questions)
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  11. In DeltaABC, c (a cosB-b cosA)=

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  12. If the angles of the DeltaABC are in A.P., then a^(2)+c^(2)-ac=

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  13. If a = 26, b = 30 , cos C = ( 63 )/( 65) then C=

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  14. Show that (cosA)/(a)+(cosB)/(b)+(cosC)/(c)=(a^(2)+b^(2)+c^(2))/(2abc)

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  15. In Delta ABC , if a( b cos C + c cos B ) = 2ka^(2) , then k=

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  16. In Delta ABC , if c^(4) - 2 (a^(2) + b^(2) ) c^(2) + a^(4) +a^(2)...

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  17. If the angles A,B,C of a triangle are in A.P and sides a,b,c are in G....

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  18. if 6,10,4 are the sides of a triangle then its obtus angle is

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  19. In Delta ABC , ( bc cos A + c a cos B + ab cos C) /( cot A + cot B ...

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