Free Printable Optional Mathematics

1.

IfSinA=\frac{3}{5},\ what\ is\ the\ value\ of\ Co\sec A?

a)

$\frac{3}{5}$

b)

$\frac{5}{3}$

c)

$\frac{4}{5}$

d)

$\frac{5}{4}$

2.

What is the ratio for Sine?

a)

Hyp/Opp

b)

Opp/Hyp

c)

Opp/Adj

d)

Adj/Opp

3.

What is the ratio for Tangent

a)

Opp/Adj

b)

Adj/Opp

c)

Opp/Hyp

d)

Hyp/Opp

4.

Please select the correct solution cot²x + 1 =

a)

sec²x - 1

b)

1

c)

sec²x

d)

csc²x

5.

sin²x + cos²x =

a)

1

b)

1/sinx

c)

sec²x

d)

csc²x

6.

We can use Perpendicular, base and hypotenuse for...

a)

Any triangle ever

b)

Non-right triangles only

c)

Right Triangles only

d)

Never

7.

Which trigonometric ratio should you use?

a)

Tangent Ratio

b)

Sine Ratio

c)

Cosine Ratio

d)

Any ratio

8.

Which one of the following is true?

a)

$Sec^2\theta=\ 1-Tan^2\theta$

b)

$Tan^2\theta=\ 1-Sec^2\theta$

c)

$-Tan^2\theta=Sec^2\theta-\ 1$

d)

$Tan^2\theta=\ Sec^2\theta-1$

9.

$Express\ Cot\theta\ in\ term\ of\ Co\sec\theta.$

a)

$Cot\theta\ =\ Co\sec\theta-1$

b)

$Cot\theta\ =\ 1+Co\sec\theta$

c)

$Cot^2\theta=\ Co\sec^2\theta-1$

d)

No one of above

10.

$What\ is\ the\ simplest\ form\ of\ \frac{Cot\theta\times Sec^2\theta}{Tan\theta\times Co\sec^2\theta}?$

a)

$Sin\theta.Cos\theta$

b)

1

c)

$Sin^2\theta.Cos^2\theta$

d)

0

e)

No one of above

Optional Mathematics

Total questions: 10

Worksheet time: 8mins

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