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Online Tests
11th Class Part 1 Mathematics Chapter 10 Test Online MCQs With Answers
Question # 1
tan (270° + Θ) is equal:
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cot Θ
tan Θ
-cot Θ
-tan Θ
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Question # 2
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Question # 3
sin (Θ - π) =
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Question # 4
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Question # 5
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Question # 6
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1 + cos Θ
1 - cos Θ
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Question # 7
tan (-135°) =
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0
1
√2
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Question # 8
-2 sin α sin ß =
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sin (α + ß) + sin (α - ß)
cos (α + ß) + cos (α - ß)
cos (α + ß) - cos (α - ß)
cos (α - ß) + cos (α - ß)
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Question # 9
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Question # 10
sin (α - ß) =
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Question # 11
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quad I
quad. II
quad. III
quad. IV
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Question # 12
If an angle α is allied to an angle ß, then α ± ß = __________:
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90°
multiple of 90°
180°
multiple of 180°
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Question # 13
2 sin α cos ß =
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sin (α + ß) - sin (α - ß)
cos (α + ß) + cos (α - ß)
sin (α + ß) + sin (α - ß)
cos (α + ß) - cos (α - ß)
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Question # 14
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none of these
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Question # 15
csc (2π - Θ), where Θ is a basic angle, will have terminal side in:
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quad. I
quad. II
quad. III
quad. IV
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Question # 16
sin5Θ + sin3Θ is equal to:
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2cos 2Θ sin Θ
-2 cos 4Θ sin Θ
-2 sin 4Θ cos Θ
2 sin 4Θ cos Θ
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Question # 17
A reference angle Θ is always:
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Question # 18
2 sin 12° sin 46° =
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cos 34° + cos 58°
sin 34° - sin 58°
sin 34° + sin 58°
cos 34° - cos 58°
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Question # 19
2 cos α cos ß =
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sin (α + ß) - sin (α - ß)
cos (α + ß) - cos (α - ß)
cos (α + ß) + cos (α - ß)
sin (α + ß) + sin (α - ß)
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Question # 20
The angles 90°±Θ, 180°±Θ, 270°±Θ, 360°±Θ, are the:
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composite angles
half angles
quadrantal angles
allied angles
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