Trigonometrical Ratios of Standard Angles Test

Result

Trigonometrical Ratios of Standard Angles Test - 3

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Weekly Quiz Competition

Question 1
1 / -0

If 10 sinθ= 6, then tanθ+ cotθ =

A
25/12

B
12/25

C
10/17

D
17/10
Question 2
1 / -0

Find the value of sin 50^o cos 40^o + cos 50^o sin 40^o.

A
0

B
– 1

C
1

D
1/2
Question 3
1 / -0

If sec (A - B) = cosec (A + B) = 2/√3, then the measures of A and B respectively are

A
45^o, 15^o

B
45^o, 45^o

C
15^o, 45^o

D
None of these
Question 4
1 / -0

If tan²x = 1, then sin 2x is

A
1

B
1/√2

C
1/2

D
√3/2
Question 5
1 / -0

If A = 15^o, then the value of tan 2A ^.cos 3A ^.sin 4A is

A
1/√2

B
√3/2

C
√2/2

D
1/2√2
Question 6
1 / -0

If tanθ + cotθ = 3, then tan²θ + cot²θ is equal to

A
9

B
12

C
7

D
1
Question 7
1 / -0

If cos² 45 + cos²x = 1, the measure of x is

A
90^o

B
0^o

C
45^o

D
60^o
Question 8
1 / -0

If cos 6x = 0 and x is acute, then sin 2x is

A
1/2

B
1/√2

C
√3/2

D
0

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Re-Attempt Weekly Quiz Competition

Trigonometrical Ratios of Standard Angles Test - 3

Result

Trigonometrical Ratios of Standard Angles Test - 3

Score

-

Rank

-

SHARING IS CARING

Question 1

25/12

12/25

10/17

17/10

Question 2

0

– 1

1

1/2

Question 3

45o, 15o

45o, 45o

15o, 45o

None of these

Question 4

1

1/√2

1/2

√3/2

Question 5

1/√2

√3/2

√2/2

1/2√2

Question 6

9

12

7

1

Question 7

90o

0o

45o

60o

Question 8

1/2

1/√2

√3/2

0

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45^o, 15^o

45^o, 45^o

15^o, 45^o

90^o

0^o

45^o

60^o