# data[].attributes.headline
a sequence of translations, rotations, and reflections that takes the first figure onto the second.

# data[].attributes.subject
a sequence of translations, rotations, and reflections that takes the first figure onto the second.

# data[].attributes.headline
If a transformation takes A to A’, then A is the original and A’ is the image.

# data[].attributes.subject
If a transformation takes A to A’, then A is the original and A’ is the image.

# data[].attributes.headline
A statement that has been proved mathematically. 

# data[].attributes.subject
A statement that has been proved mathematically. 

# data[].attributes.headline
A line segment with an arrow at one end specifying a direction.

# data[].attributes.subject
A line segment with an arrow at one end specifying a direction.

# data[].attributes.headline
a translation, rotation, or reflection. 

# data[].attributes.subject
a translation, rotation, or reflection. 

# data[].attributes.headline
A statement that you think is true but have not yet proved.

# data[].attributes.subject
A statement that you think is true but have not yet proved.