1
IIT-JEE 1998
+2
-0.5
Let $${A_0}{A_1}{A_2}{A_3}{A_4}{A_5}$$ be a regular hexagon inscribed in a circle of unit radius. Then the product of the lengths of the line segments $${A_0}{A_1},{A_0}{A_2}$$ and $${A_0}{A_4}$$ is
A
$${3 \over 4}$$
B
$$3\sqrt 3$$
C
$$3$$
D
$${{3\sqrt 3 } \over 2}$$
2
IIT-JEE 1995 Screening
+2
-0.5
In a triangle $$ABC$$, $$\angle B = {\pi \over 3}$$ and $$\angle C = {\pi \over 4}$$. Let $$D$$ divide $$BC$$ internally in the ratio $$1:3$$ then $${{\sin \angle BAD} \over {\sin \angle CAD}}$$ is equal to
A
$${1 \over {\sqrt 6 }}$$
B
$${1 \over 3}$$
C
$${1 \over {\sqrt 3 }}$$
D
$$\sqrt {{2 \over 3}}$$
3
IIT-JEE 1994
+2
-0.5
If the lengths of the sides of triangle are $$3, 5, 7$$ then the largest angle of the triangle is
A
$${\pi \over 2}$$
B
$${5\pi \over 6}$$
C
$${2\pi \over 3}$$
D
$${3\pi \over 4}$$
4
IIT-JEE 1990
+2
-0.5
In a triangle $$ABC$$, angle $$A$$ is greater than angle $$B$$. If the measures of angles $$A$$ and $$B$$ satify the equation $$3{\mathop{\rm sinx}\nolimits} - 4si{n^3}x - k = 0,$$ $$0 < k < 1$$, then the measure of angle $$C$$ is
A
$${\pi \over 3}$$
B
$${\pi \over 2}$$
C
$${2\pi \over 3}$$
D
$${5\pi \over 6}$$
EXAM MAP
Medical
NEET