1

AIEEE 2004

MCQ (Single Correct Answer)

+4

-1

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

2

AIEEE 2003

MCQ (Single Correct Answer)

+4

-1

The sum of the radii of inscribed and circumscribed circles for an $$n$$ sided regular polygon of side $$a, $$ is

3

AIEEE 2003

MCQ (Single Correct Answer)

+4

-1

In a triangle $$ABC$$, medians $$AD$$ and $$BE$$ are drawn. If $$AD=4$$,

$$\angle DAB = {\pi \over 6}$$ and $$\angle ABE = {\pi \over 3}$$, then the area of the $$\angle \Delta ABC$$ is

$$\angle DAB = {\pi \over 6}$$ and $$\angle ABE = {\pi \over 3}$$, then the area of the $$\angle \Delta ABC$$ is

4

AIEEE 2003

MCQ (Single Correct Answer)

+4

-1

If in a $$\Delta ABC$$ $$a\,{\cos ^2}\left( {{C \over 2}} \right) + c\,{\cos ^2}\left( {{A \over 2}} \right) = {{3b} \over 2},$$ then the sides $$a, b$$ and $$c$$

Questions Asked from Properties of Triangle (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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