If ΔABC, (r1 +r2) sec2

1.  (r2+r3) sec2

2.  r1r2r3

3.  

4.  s

View Answer  
4
Correct Answer :

(r2+r3) sec2


Explanation :
No Explanation available for this question

The equation of the director circle of x2/12-y2/8=1 is

1.  x2+y2=9

2.  x2+y2=4

3.  x2+y2=-9

4.  x2-y2=4

View Answer  
4
Correct Answer :

x2+y2=4


Explanation :
No Explanation available for this question

The equation of the auxiliary circle of x2/16-y2/25=1 is

1.  x2+y2=16

2.  x2+y2=9

3.  x2+y2=5

4.  x2+y2=15

View Answer  
4
Correct Answer :

x2+y2=16


Explanation :
No Explanation available for this question

The radius  of  the  auxiliary circle  of  the  hyperbola  x2/12-y2/9=1 is

1.  3

2.  4

3.  5

4.  1

View Answer  
4
Correct Answer :

5


Explanation :
No Explanation available for this question

In ΔABC, if A=600, then value of =

1.  3

2.  2

3.  1

4.  none

View Answer  
4
Correct Answer :

3


Explanation :
No Explanation available for this question

If a triangle ABC

1.  2ab/ c

2.  (a+b) / c?

3.  bc/2?

4.  abc/ ?2

View Answer  
4
Correct Answer :

bc/2?


Explanation :
No Explanation available for this question

If ΔABC, r3

1.  (r2+r3) sec2 A/2

2.  r1r2r3

3.  Δ

4.  s

View Answer  
4
Correct Answer :

r1r2r3


Explanation :
No Explanation available for this question

1.  1  

2.  0  

3.  -1

4.   none

View Answer  
4
Correct Answer :

-1


Explanation :
No Explanation available for this question

In ΔABC, + +

1.  s

2.  R

3.  1/R

4.  1/Δ

View Answer  
4
Correct Answer :

1/R


Explanation :
No Explanation available for this question

If ΔABC,4Rr

1.  (r2+r3) sec2 A/2

2.  r1r2r3

3.  Δ

4.  s

View Answer  
4
Correct Answer :

Δ


Explanation :
No Explanation available for this question
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