Arches

What is the term used for the inside edge of an arch?

• Extrados
• Intrados
• Soffit
• Springer

What is the central voussoir in an arch called?

• Crown
• Skewback
• Key brick
• Abutment

Which type of arch forms a half-circle?

• Segmental arch
• Semi-circular arch
• Flat arch
• Elliptical arch

What is the term for the highest point of an arch?

• Crown
• Soffit
• Skewback
• Intrados

Which arch type has a pointed apex and is also called a four-centred arch?

• Tudor arch
• Semi-circular arch
• Flat arch
• Segmental arch

What is the term for the horizontal width of an opening that the arch spans?

• Rise
• Span
• Skewback
• Extrados

Which arch type has a circular arc of less than 180 degrees?

• Segmental arch
• Tudor arch
• Elliptical arch
• Flat arch

What is the inclined surface of brickwork from which a segmental arch springs called?

• Intrados
• Skewback
• Crown
• Soffit

Which type of arch forms an elliptical curve?

• Segmental arch
• Elliptical arch
• Tudor arch
• Flat arch

What is the term for the distance between the intrados and extrados of an arch?

• Depth
• Crown
• Span
• Rise