# Content-Area Vocabulary Mathematics--Prefixes peri- and circum-

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Make learning mathematics vocabulary fun with a roots approach! This lesson, geared towards secondary students, focuses on root words for mathematics and includes teaching tips and strategies, standards-based lessons, and student activity pages.From this, you can gure out that a perimeter is the measurement around a two- dimensional gure. ... But measuring them is a bit trickier, because circles do not have straight sides. To account for the curvy shape of circles, we use pi, a constant number that represents the ratio of any circlea#39;s circumference to its diameter. Pi is an innite number, but we abbreviate it: 3.14159.... The perimeter or circumference of a circumference = 2 A I A radius circle is 2 pi R, where R is the radius, orpi D, anbsp;...

 Title : Content-Area Vocabulary Mathematics--Prefixes peri- and circum- Author : Timothy Rasinski, Nancy Padak Publisher : Teacher Created Materials - 2014-03-01