Elementary Mathematics || Quiz-22 || CDS

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Question 1

The angle of elevation of a cloud from a point 200m above a lake is 30 degree and the angle of depression of its reflection in the lake is 60 degree, the height at which cloud is moving?

• A220m
• B300m
• C440m
• D400m

Question 2

If the value of tan 63˚ is

• A
• B
• C
• D

Question 3

What is the value of sin ?

• A
• B1/2
• C0
• D

Question 4

If then what is the value of Sinθ?

• A5/13
• B12/5
• C12/13
• D5/12

Question 5

What is the value of  ?

• Asin 2θ
• Bcos 2θ
• Ctan 4θ
• Dcot 2θ

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