This chapter is currently out of syllabus
1
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
If in a $$\Delta ABC$$, the altitudes from the vertices $$A, B, C$$ on opposite sides are in H.P, then $$\sin A,\sin B,\sin C$$ are in :
A
G. P.
B
A. P.
C
A.P-G.P.
D
H. P
2
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
In a triangle $$ABC$$, let $$\angle C = {\pi \over 2}$$. If $$r$$ is the inradius and $$R$$ is the circumradius of the triangle $$ABC$$, then $$2(r+R)$$ equals :
A
$$b+c$$
B
$$a+b$$
C
$$a+b+c$$
D
$$c+a$$
3
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The sides of a triangle are $$\sin \alpha ,\,\cos \alpha$$ and $$\sqrt {1 + \sin \alpha \cos \alpha }$$ for some $$0 < \alpha < {\pi \over 2}$$. Then the greatest angle of the triangle is :
A
$${150^ \circ }$$
B
$${90^ \circ }$$
C
$${120^ \circ }$$
D
$${60^ \circ }$$
4
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The sum of the radii of inscribed and circumscribed circles for an $$n$$ sided regular polygon of side $$a,$$ is :
A
$${a \over 4}\cot \left( {{\pi \over {2n}}} \right)$$
B
$$a\cot \left( {{\pi \over {n}}} \right)$$
C
$${a \over 2}\cot \left( {{\pi \over {2n}}} \right)$$
D
$$a\cot \left( {{\pi \over {2n}}} \right)$$
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
CBSE
Class 12