11th Class ICS Mathematics Chapter 9 Test Online With Answers

image
image
image

11th Class ICS Mathematics Chapter 9 Test Online

Sr. # Questions Answers Choice
1 If sin Θ + cosec Θ = 2, then sin2 Θ + cosec2 Θ = 2 4 0 8
2 (1 - cos2Θ) (1 + cot2Θ) = tan<sup>2</sup>Θ 0 1 -1
3 (1 - sin2Θ) (1 + tan2Θ) = 0 1 Θ -1
4 cos4Θ - sin4Θ = sin 2Θ cos 2Θ tan 2Θ sec 2Θ
5 If the initial side of an angle is the positive x-axis and the vertex is at the origin, the angle is said to be in the _____________: initial position finalposition normalposition standardposition
6 Which one is not a quadrant angle ? 0° 90° 280° 270°
7 Which one is a quadrant angle ? 60° 180° 120° 30°
8 In a triangle if α > 45°, ß > 30° then Γ cannot be: 90° 100° 120° 10°
9 If sinΘ <0, cosΘ<0 then the terminal arm of the angle lies in quadrant: I II III IV
10 If sin α < 0 and cos α > 0, then α lies in: I II III IV
11 If cosec Θ > 0 and cot Θ < 0, then terminal arm of the angle lies in: I II III IV
12 If tan Θ > 0 and sin Θ < 0 then terminal arm of the angle lies in quadrant: I II III IV
13 30° 45° 60° 75°
14 180° = _____________: π radians
15 1° is equal to:
16 1 radian is equal to: 180° none of these
17 To convert any angle in radians into degrees, we multiply the measure by:
18 To convert any angle in degrees into radians, we multiply the measure by:
19 The number of radius in the angle subtended by an arc of a circle at the center = radius × arc radius - arc
20
Download This Set
×