Free Printable Special Angles / Sudut Istimewa

1.

cos 45^o= ...

a)

b)

c)

d)

2.

sin 60^o= ...

a)

b)

c)

d)

3.

What is the correct equation to solve for x ?

Apakah persamaan yang BETUL bagi penyelesaian x?

a)

tan (58) = x/11

b)

tan (58) = 11/x

c)

cos (58) = x/11

d)

sin (58) = x/11

4.

What is the correct equation to solve for x?

Apakah persamaan yang BETUL bagi penyelesaian x?

a)

tan (45) = x/13

b)

cos (45) = x/13

c)

sin (45) = 13/x

d)

sin (45) = x/13

5.

$\left(\sin60\degree\right)\left(\cos30\degree\right)-\left(\cos60\degree\right)\left(\sin30\degree\right)=$

a)

1

b)

$\frac{1}{2}\sqrt{3}$

c)

$\frac{1}{2}\sqrt{2}$

d)

$\frac{1}{2}$

e)

0

6.

$\left(\cos\ 60\degree\right)\left(\cos\ 30\degree\right)\ +\left(\sin60\degree\right)\left(\sin30\degree\right)=$

a)

1

b)

$\frac{1}{2}\sqrt{3}$

c)

$\frac{1}{2}\sqrt{2}$

d)

$\frac{1}{2}$

e)

0

7.

$\frac{\sin\ 30\degree}{\cos\ 60\degree}$ =...

a)

1

b)

$\frac{1}{2}\sqrt{3}$

c)

$\frac{1}{2}\sqrt{2}$

d)

$\frac{1}{2}$

e)

0

8.

$\frac{\left(\sin\ 30\degree\right)\left(\cos\ 30\degree\right)}{\left(\sin\ 60\degree\right)\left(\cos\ 60\degree\right)}=...$

a)

1

b)

$\frac{1}{2}\sqrt{3}$

c)

$\frac{1}{2}\sqrt{2}$

d)

$\frac{1}{2}$

e)

0

9.

$\cos30\degree+\sin60\degree$ =

a)

$\sqrt{2}$

b)

$\sqrt{3}$

c)

1

d)

$\frac{1}{2}$

10.

Find the value of $\tan32\degree19'$ . Give your answer into 3 d.p.

Cari nilai bagi $\tan32\degree19'$ . Berikan jawapan kepada 3 t.p.

a)

0.633

b)

0.632

c)

0.6326

d)

0.640

11.

A right-angled triangle ABC with height AB = 8 cm, AC = 10 cm and angle A = 30^o, then the area of the right-angled triangle is ... cm².

Sebuah segitiga bersudut tegak ABC dengan tinggi AB = 8 cm, AC = 10 cm dan sudut A = 30^o, maka luas segitiga bersudut tegak ABC tersebut adalah .... cm².

a)

12

b)

24

c)

36

d)

48

e)

96

12.

$\left(\cos\ 30\degree\right)\times\left(\sin\ 60\degree\right)=....$

a)

$\frac{1}{2}$

b)

$\frac{1}{3}$

c)

$\frac{1}{4}$

d)

$\frac{3}{4}$

13.

Cos 30^o = ...

a)

b)

c)

d)

14.

sin $45\degree$ =...

a)

1

b)

$\frac{1}{2}\sqrt{3}$

c)

$\frac{1}{2}\sqrt{2}$

d)

$\frac{1}{2}$

e)

0

15.

cos $60\degree$ =...

a)

1

b)

$\frac{1}{2}\sqrt{3}$

c)

$\frac{1}{2}\sqrt{2}$

d)

$\frac{1}{2}$

e)

0

16.

tan 30^o= ...

a)

b)

c)

d)

Special Angles / Sudut Istimewa

Total questions: 16

Worksheet time: 7mins

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