this greek root means 6
hex
how many sides does a hexagon have?
6
In hexagon, which part tells you the number of sides?
hex
Spell the six-sided shape
hexagon
hex + agon = ?
hexagon
this greek root means 7
hept(a)
how many sides does a heptagon have?
7
Break heptagon into its meaningful word parts.
hepta + gon
Spell the word for a period of 10 years
decade
oct + agon = ?
octagon
this greek root means 8
oct(a)
how many sides does an octagon have?
8
The oct in octopus gives you a clue about what number?
8
Spell the eight-sided shape.
octagon
What number base would you use to build a word meaning a seven-sided shape?
hepta
this greek root means 9
ennea
how many sides does a enneagon have?
9
If dec(a) means 10, why does the word decade make sense?
a decade is 10 years
Spell the seven-sided shape.
heptagon
I contain the root meaning 10 and describe a competition with ten events. What word am I?
decathlon
this greek root means 10
dec(a)
how many sides does a decagon have?
10
You have never seen the word enneagon before. How could the root help you figure out its meaning?
Ennea means 9, so an enneagon is a 9-sided shape.
spell the nine-sided shape
enneagon
Put these chunks together and spell the whole word: en + nea + gon. Then tell what it means.
enneagon — a nine-sided shape