Circle Theorem - Exam Questions

A series of maths past exam questions just on circle theorems.

Good practise before the exam.. if your not strong at this topic..

Good Luck !

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Preview of Circle Theorem - Exam Questions

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Surname Initial(s)
Centre
Paper Reference
No.
Signature
Candidate
No. 1 3 8 0 4 H
Paper Reference(s)
1380/4H Examiner's use only
Edexcel GCSE Team Leader's use only
Mathematics (Linear) ­ 1380
Paper 4 (Calculator)
Circle Theorems
Past Paper Questions
Arranged by Topic
Materials required for examination Items included with question papers
Ruler graduated in centimetres and Nil
millimetres, protractor, compasses,
pen, HB pencil, eraser, calculator.
Tracing paper may be used.
Instructions to Candidates
In the boxes above, write your centre number, candidate number, your surname, initials and signature.
Check that you have the correct question paper.
Answer ALL the questions. Write your answers in the spaces provided in this question paper.
You must NOT write on the formulae page.
Anything you write on the formulae page will gain NO credit.
If you need more space to complete your answer to any question, use additional answer sheets.
Information for Candidates
The marks for individual questions and the parts of questions are shown in round brackets: e.g. (2).
There are 26 questions in this question paper. The total mark for this paper is 100.
There are 24 pages in this question paper. Any blank pages are indicated.
Calculators may be used.
If your calculator does not have a button, take the value of to be 3.142 unless the question instructs
otherwise.
Advice to Candidates
Show all stages in any calculations.
Work steadily through the paper. Do not spend too long on one question.
If you cannot answer a question, leave it and attempt the next one.
Return at the end to those you have left out.
Turn over
Lots more free papers at:.
http://bland.in
Compiled by Peter Bland
*N34731A0124*

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Page 2

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1. B
Diagram NOT
accurately drawn
C
O
A
A, B and C are points on the circumference of a circle, centre O.
AC is a diameter of the circle.
(a) (i) Write down the size of angle ABC.
°
...........................
(ii) Give a reason for your answer.
................................................................................................................................
................................................................................................................................
(2)
Diagram NOT
F accurately drawn
E
O 130°
D
D, E and F are points on the circumference of a circle, centre O.
Angle DOF = 130°.…read more

Page 3

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2.
D Diagram NOT
A accurately drawn
E
O
35°
B
C
B, D and E are points on a circle centre O.
ABC is a tangent to the circle.
BE is a diameter of the circle.
Angle DBE = 35°.
(a) Find the size of angle ABD.
Give a reason for your answer.
............................ °
(2)
(b) Find the size of angle DEB.
Give a reason for your answer.
............................ °
(2) Q2
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Page 4

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3.
B Diagram NOT
accurately drawn
O
C
36°
A D
The diagram shows a circle centre O.
A, B and C are points on the circumference.
DCO is a straight line.
DA is a tangent to the circle.
Angle ADO = 36°
(a) Work out the size of angle AOD.
°
..................................
(2)
(b) (i) Work out the size of angle ABC.
°
..................................
(ii) Give a reason for your answer.
................................................................................................................................…read more

Page 5

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Leave
blank
4. B
Diagram NOT
accurately drawn
C
O
A
A, B and C are points on the circumference of a circle, centre O.
AC is a diameter of the circle.
(a) (i) Write down the size of angle ABC.
°
...........................
(ii) Give a reason for your answer.
................................................................................................................................
................................................................................................................................
(2)
Diagram NOT
F accurately drawn
E
O 130°
D
D, E and F are points on the circumference of a circle, centre O.
Angle DOF = 130°.…read more

Page 6

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blank
5.
Diagram NOT
D accurately drawn
A 70°
O x°
y° C
B
In the diagram, A, B, C and D are points on the circumference of a circle, centre O.
Angle BAD = 70°.
Angle BOD = x°.
Angle BCD = y°.
(a) (i) Work out the value of x.
x = ....................................
(ii) Give a reason for your answer.
................................................................................................................................
................................................................................................................................
(2)
(b) (i) Work out the value of y.
y = ....................................
(ii) Give a reason for your answer.
................................................................................................................................…read more

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6.
Q Diagram NOT
accurately drawn
P
O
58°
A T B
P, Q and T are points on the circumference of a circle, centre O.
The line ATB is the tangent at T to the circle.
PQ = TQ.
Angle ATP = 58°.
Calculate the size of angle OTQ.
Give a reason for each stage in your working.
° Q6
...................................
(Total 5 marks)
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Page 8

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7.
B Diagram NOT
C accurately drawn
54°
28°
A
D
A, B, C and D are points on the circumference of a circle.
Angle ABD = 54°.
Angle BAC = 28°.
(i) Find the size of angle ACD.
°
........................
(ii) Give a reason for your answer.
.......................................................................................................................................
....................................................................................................................................... Q7
(Total 2 marks)
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