20:00
1 of 5
Higher
Non-calculator
G10 Circle theorems and their proofs
Question 1 · 4 marks
Spec and skills
Paper scope: Paper 1: non-calculator practice
Spec G10
Original practice question
Answer and supported method checks
A
B
C
D
ABCD
A
B
C
D
is a cyclic quadrilateral.
A
B
=
A
D
AB = AD
A
B
=
A
D
.
A
B
C
D
100°
Diagram NOT accurately drawn
(a)
Work out the size of angle
B
A
D
BAD
B
A
D
.
2 marks
°