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In acute-angled DeltaABC, a gt b gt c, ...

In acute-angled `DeltaABC, a gt b gt c`,
Statement-1: `r_(1) gt r_(2) gt r_(3)`
Statement-2: `cosA lt cosB lt cosC`

A

Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1

B

Statement-1 is True, Statement-2 is True, Statement-2 NOT a correct explanation for Statement-1

C

Statement-1 is True, Statement-2 is False

D

Statement -1 is False, Statement-2 is True

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-PROPERTIES OF TRIANGLES-ADDITIONAL PRACTICE EXERCISE (LEVEL 1 (MAIN)) (Straight Objective Type Questions)
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  12. Points D,E are taken on the side BC of a triangle ABC, such that BD=DE...

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  14. In DeltaAEX, T is the midpoint of XE, and P is the midpoint of ET. If ...

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  15. In triangle ABC. Dis on AC such that AD = BC, BD = DC, angleDBC = 2the...

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  16. A triangle has sides 6,7 and 8. The line through its incentre parallel...

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  17. In a triangle ABC if cosAcosB+sinAsin BsinC= then a : b: c=

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  18. In a triangle ABC, D, E are two points on the side BC such that BD = D...

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