Question # 1

The towers each 120 meters high are 800 meters apart. The measure of the angle of elevation from the base of one tower to the top of the other is

Choose an answer

12^𝜊

9^𝜊

7^𝜊

-120^𝜊

E-radius corresponding to < B is

Choose an answer

120° degrees are equal to how many radians?

Choose an answer

A kite flying at a height of 67.2 m is attached to a fully stretched string inclined at an angle of 53 to the horizontal, the length of the string

Choose an answer

62m

82m

73m

57m

Choose an answer

The quadratic equation 8 sec2θ - 6 secθ +1 =0 has

Choose an answer

Infinitely many roots

Exactly two roots

Exactly four roots

No roots

IfΔABC is right, law of cosine reduce to

Choose an answer

Law of sine

Law of tangent

Phthogorous theorem

Hero's formula

Choose an answer

The law of consines

The law of sines

The law of tangents

None of these

Choose an answer

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

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

If five triangles are constructed having sides of the lengths indicated below, the triangle that will NOT be a right triangle is

Choose an answer

8, 15, 17

3, 4, 5

12, 15, 18

5, 12, 13

Choose an answer

The law of sines is

Choose an answer

The law of sines

The law of consines

The law of tangents

None of these

If Cosθ=0, thenθ= ______

Choose an answer

nπ/2

(2n + 1)π/2

(2n - 1)π/2

(4n + 1)π/2

If the flag-staff 6 meters high placed on the top of a tower. Makes the shadow 2√3 m on the ground, then the angle of elevation of the sun is

Choose an answer

30^ο

35^ο

45^ο

60^ο

The law of sines can be used to solve

Choose an answer

Right angle triangle

Isosceles triangle

oblique triangle

haxagon

Choose an answer

The horizontal distance between the two towers is 60 m. the angular elevation of the top of the taller tower as seen from the top of the shorter one is 30°. If the height of the taller tower is 150 m, the height of the shorter one is

Choose an answer

116 m

200 m

216 m

None of these

IfΔABC is right, law of cosine reduce to

Choose an answer

Law of sine

Law of tangent

Phthogorous theorem

Hero's formula

A person standing on the bank of a river observes that the angle subtended by a tree of the opposite bank is 60°, when he retreats 40 m from the bank, he finds the angle to be 30°. The height of the tree and the breadth of the river are

Choose an answer

The law of tangents is ______

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

Area ofΔABC=

Choose an answer

ab sinα

1/2 ab sinα

1/2 ac sinγ

1/2 ac sinβ

Ifθ= 60° then

Choose an answer

sinθ= 1/2

tanθ= cot 30°

θ=π/4

secθ= 4

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

Choose an answer

Obtuse

Acute

Right angle

Isosceles

Choose an answer

30°

60°

45°

None of these

More Classes

Other Links

ECAT Mathematics 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