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If in DeltABC sides a,b,c are in A.P the...

If in `DeltABC` sides a,b,c are in A.P then

A

`B gt 60^(@)`

B

`B lt 60^(@)`

C

`B le 60^(@)`

D

`B=|A-C|`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-PROPERTIES OF TRIANGLES-ADDITIONAL PRACTICE EXERCISE (LEVEL II) (LECTURE SHEET (ADVANCED)) (More than one correct answer Type Questions)
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  4. If one side of a triangle is double the other, and the angles on oppos...

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  8. In a triangle ABC, R(b+c)= a sqrt(bc) where R is the circum radius of ...

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  10. In DeltaABC, A=(2pi)/(3),b-c=3 sqrt(3) cm and area of DeltaABC=(9 sqrt...

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  11. In a DeltaABC, if AB,x=Bc= x+1, anglec=(pi)/(3), then the least intege...

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  12. If area of DeltaABC(Delta) and angle C are given and if the side c opp...

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  13. If Delta represents the area of acute angled triangle ABC, then sqrt(...

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  14. Lengths of the tangents from A, B, and C to the incircle are in A.P., ...

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  15. A circle of radius 4 cm is inscribed in AABC, which touches the side B...

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  16. If H is the orthocentre of triangle ABC, R = circumradius and P=AH+BH+...

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  17. If inside a big circle exactly n(n ge3) small circles, each of radius ...

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  18. Let ABC be a triangle with incentre at I. Also, let P and Q be the fee...

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