# data[].attributes.body
Named with a capital letter

# data[].attributes.body
Named using any 2 points on the line, in any order! Lines have two arrows

# data[].attributes.body
Named using the 2 endpoints in any order. Line segments to NOT have arrows.

# data[].attributes.body
Named using the ENDPOINT FIRST.

# data[].attributes.body
Angles are named using an angle sign and listing three points. The VERTEX of the angle goes in the middle.

# data[].attributes.body
Acute angles are less than 90 degrees
Obtuse angles are greater than 90 degrees

# data[].attributes.body
Right angles are EXACTLY 90 degrees

# data[].attributes.body
Straight angles measure EXACTLY 180 degrees