Related Clues:

• They may be gray or restricted
• Geometric computations
• "The War of the ___"
• Surveyors' measures
• Some geometric figures
• They can be designated for rest or play
• High school math calculations
• Wells' warring factions
• Carpet calculations
• Extended areas
• 'Areas, locations (7)'
• Is and is as they may be in space
• Is and is like them for space
• Is and is as the spaces
• Is an is as wide as they?