Quad and tri prefixes

Front

What does the prefix quad- mean?

Back

four

Front

What does the prefix tri- mean?

Back

three

Front

What do you call a polygon with four sides?

Back

quadrilateral

Front

What do you call a polygon with three sides?

Back

triangle

Front

What is a vehicle with three wheels called?

Back

tricycle

Front

What is a three-horned dinosaur called?

Back

triceratops

Front

What does the prefix hex- mean?

Back

six

Front

What do you call a four-legged animal?

Back

quadruped

Front

What is a group of three called?

Back

trio

Front

What do you call a four-year period?

Back

quadrennial