Worksheet Circle Theorems

Circle Theorems Worksheet.

1.

2.

3.

B

A B 2200 1160

B

560

0 0

x A

C

x

0

32

640

C

Calculate the size of angle x

C

Write down the size of angle ABC

A

Find angle x

4.

5.

6.

S

B

D

T 

0 1400

C

A

0

A

p

C

0

300

340

T 

R

Q

D

380

E

300

B

Calculate angle CBA Calculate angle CDA

Calculate the size of angle TQR

Find the size of angles ABT, OAB, AED ABD, BCD

7.

8.

9. r 

B

C x

530

0

y

x

 p

C

q

o

0

A f 

760

A

Calculate the size of x Calculate the size of y

Find the angles of x and y

10.

11.

260

C

12. A

B 800

E

0

 y

A

60 0

B

Calculate the angle ROQ

B

y

x

0

650

C

0

D

B 280

D

A

Find the angles x and y

Calculate the angle ACD and ABD

C

Calculate angles BOC Calculate angle OBC