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Tri- and Quad-
Learning Works Prefixes & Suffixes - Tri & Quad
| Question | Answer |
|---|---|
| a three-sided figure | triangle (n) |
| a race that combines three activities | triathlon (n) |
| a dinosaur with three horns - two long horns above the eyes and one short horn on the nose | triceratops (n) |
| a vehicle with three wheels | tricycle (n) |
| having or involving three sides, countries, or parties | trilateral (adj) |
| able to speak three different languages | trilingual (adj) |
| three related plays or novels | trilogy (n) |
| a group of three people or things | trio (n) |
| a three-legged stool, table, or stand used to hold things, such as a camera | tripod (n) |
| to cut into three parts | trisect (v) |
| a four-sided enclosure, usually surrounded by buildings | quadrangle (n) |
| one out of four equal parts of a circle; one section of a four-section coordinate grid | quadrant (n) |
| happening every four years | quadrennial (adj) |
| a muscle group consisting of four muscles that is located along the front of the thigh | quadriceps (n) |
| a plane figure in geometry that has four sides (including square, rectangle, rhombus, parallelogram, and trapezoid) | quadrilateral (n) |
| the ability to speak four different languages | quadrilingual (adj) |
| to cut or divide into four equal parts | quadrisect (v) |
| an animal with four feet | quadruped (n) |
| to create four times as much or as many of something | quadruple (v) |
| a collection or group of four; one of four babies born from the same mother at the same time | quadruplet (n) |