Question # 1

A circle passing through the vertices of any triangle is called ______

Choose an answer

In circle

Circum circle

Escribed circle

None of these

When the angle between the ground and the sun is 30^𝜊,flag pole costss a shadow of 40 mg long. the height of the top of the flag is

Choose an answer

25m

23m

12m

29m

x = r2, y = 1 are the parametric equation of

Choose an answer

Circle

Hyperbola

Ellipse

Parabola

Choose an answer

A tower subtends an angle of 30° at a point distant d from the foot of the tower and on the same level as the foot of the tower. At a second point, h vertically above the firs, the angle of depression of the foot of the tower, is 60°. The height of the tower is

Choose an answer

h/3

h/3d

3h

3h / d

If the angle of a triangle are in the ratio 2 : 3 : 7, the triangle is

Choose an answer

Obtuse

Acute

Right angle

Isosceles

A triangle which is not right is called an ______ triangle

Choose an answer

Acute

Obtuse

Oblique

None of these

Choose an answer

IfΔABC is right, law of cosine reduce to

Choose an answer

Law of sine

Law of tangent

Phthogorous theorem

Hero's formula

If you are looking a high point from the ground, then the angle formed is

Choose an answer

Angle of elevation

Angle of depression

Right angle

Horizon

A circle drawn inside a triangle and touching its sides is called

Choose an answer

In-circle

Circum circle

Escribed circle

None of these

A tower subtends an angleαat a point on the same level as the root of the tower and at a second point, b meters above the first, the angle of depression of the foot of the tower isβ. The height of the tower is

Choose an answer

b cotαtanβ

b tanαtanβ

b tanαcotβ

None of these

Choose an answer

120° degrees are equal to how many radians?

Choose an answer

An observer on the top of a cliff 200 m above the sea level, observes the angles of depression of two ships on opposite sides of the cliff to be 45° and 30°, respectively. The distance between the ships if the line joining them points to the base of cliff is

Choose an answer

A circle which touches one side of a triangle extermally and the other two sides produced is called

Choose an answer

In-circle

Circumcircle

e-circle

Point circle

Choose an answer

The law of sines

The law of tangents

The pythagorus theorem

None of these

Choose an answer

If Cosθ=0, thenθ= ______

Choose an answer

nπ/2

(2n + 1)π/2

(2n - 1)π/2

(4n + 1)π/2

e-radii are denoted by

Choose an answer

η

r2

r3

All of these

If the elevation of the sun is 30°, then the length of the shadow cast by a tower of 150 ft height is

Choose an answer

The law of of sines

The law of tangents

The law of consines

None of these

AB is a vertical pole and C is its middle point. The end A is on the level ground and P is any point on the level ground other than A. the portion CB subtends and angleβat P. If AP : AB = 2 : 1 thenβ=

Choose an answer

The triangle that does not have a right angle is called.

Choose an answer

Isosceles triangle

right angle triangle

equivalent triangle

oblique triangle

More Classes

Other Links

Mathematics ECAT Pre Engineering Chapter 14 Application of Trigonometry Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer