Circle Theorem Flashcards
1
Q
A
The angle in a semi-circle is a right-angle
2
Q
A
Opposite angles of a cyclic quadrilateral add up to 180°
3
Q
A
The angle at the centre is twice the angle at the circumference
4
Q
A
Angles in the same segment are equal
5
Q
A
The tangent to a circle is perpendicular to the radius
6
Q
A
Tangents from an external point are equal in length
7
Q
A
The Alternate Segment Theorem
8
Q
A
tangent
9
Q
A
chord
10
Q
A
sector
11
Q
A
segment
12
Q
A
radius
13
Q
A
diameter
14
Q
Part of the circumference of a circle is called …
A
an arc
