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Math- class 10-Trigonometry2

Authored by DIYA ACADEMY GRADE 6-10

Mathematics

10th Grade

Used 1+ times

Math- class 10-Trigonometry2
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If x tan 45° sin 30° = cos 30° tan 30°, then x is equal to

√3

1/2

1√2

1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If sin θ + sin² θ = 1, then cos² θ + cos4 θ = .

-1

0

1

2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sin 2B = 2 sin B is true when B is equal to

90°

60°

30°

0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(Sin 30°+cos 60°)-(sin 60° + cos 30°) is equal to:

0

1+2√3

1-√3

1+√3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(sin A−2 sin3A)/ (2 cos3A−cos A)=

tan A

CotA

SecA

1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If secθ + tanθ = x, then tanθ is:

(x2-1) / 2x

(x2+1) / 2x

(x2-1) / x

(x2+1) / x

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If 5tanθ=4, then value of (5sinθ -4cosθ)/(5sinθ +4cosθ) is:

1/6

5/6

0

5/3

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