Down:

1. In geometry, a polygon is this if all sides and angles are equal

2. A white one of these can be found on Scotland’s flag

Across:

3. Relating to angels

4. Atomic number 31

Around:

Red – With child

Blue – These are examples of alcoholic glucosides

Yellow – Worrying or disturbing

Green – The supreme executive power in the Roman state

Directions:

Across and down clues follow normal crosswords rules. Around clues read either clockwise or counter-clockwise in the eight squares surrounding their respective color.