tri/quad

an athletic contest usually involving swimming, running, and biking. 

• triathlon
• triplet
• trilogy

A group of three similar things

• triathlon
• triplet
• trilogy

A set of three stories that are related by characters and plot.

• triathlon
• triplet
• trilogy

to make four times as much

• trilogy
• quadruple
• quadrangle

a geometric figure with four angles 

• trilogy
• quadruple
• quadrangle

She completed all three events in the _______in record time. 

• triathlon
• triplet
• trilogy

The ________were named George, Gina, and Gretchen. 

• triathlon
• triplet
• trilogy

I read and enjoyed all of the books in The Lord of the Rings _____________.

• triathlon
• triplet
• trilogy

If you are going to _______the recipe, use four cups of sugar instead of one. 

• trilogy
• quadruple
• quadrangle

Squares and rectangles are two kinds of __________.

• trilogy
• quadruple
• quadrangle