287-212 BCE An ancient Greek mathematician calculated the size of the Universe and how many grains of sand it would take to fill it [a vigintillion] in a work called "The Sand Reckoner" Got killed by being rude
1 million = 1,000,000
a number many people think is big
wrote a famous geometry book called "The Elements"
a special type of rectangle whose 4 sides are all the same
a 4 sided shape with 4 square [or right] angles
a shape with 3 sides and 3 corners
an animal that eats plants
an animal that eats other animals
an animal that eats a combination of plants and animals
does not equal
x + 4 = 7, x =
Each large number on a clock represents how many minutes?