17.1 Similarity
A
Recognising
17.1.2
Ratio table
17.1.1
Hourglass
beak figure
17.1.4
Similarity
17.1.3
V
Length x
assume
17.1.5
V
B
3D shapes
17.1.7
Context
17.1.6
17.2 Trigonometry
Slope number
and
percentage
17.2.1
Slope angle
17.2.2
Sine and
cosine
17.2.4
Tangent
17.2.3
V
Spatial
figures
17.2.7
Context
17.2.6
Apply
17.2.5
17.3 Theorem and proof
V
Angles
17.3.1
V
Midline
17.3.2
V
Median
17.3.3
17.4 Proofs in circles
V
B
Centre points
of
circumferential angle
17.4.1
V
B
Chord
quadrilateral
17.4.2
V
B
Theorem of
Thales
17.4.3