In mathematical analysis, a measure on a set is a systematic way to assign a number to each suitable subset of that set, intuitively interpreted as its size. Twelve inches make up a foot. Compared to the metric system an inch equals 2.54 centimeters. Length is the term used for representing the size of an object /distance/ from one end to another end. Ask students to share the definition of estimate in their own words. n. 1. The lower case L in the front is short for 'length'. 2.5 cm is approximately equal to an inch. Estimating Length. The principal unit for measuring length is the meter. See more. Define length. 2. A Maths Dictionary for Kids is an online math dictionary for students which explains over 955 common mathematical terms and math words in simple language with definitions, detailed visual examples, and online practice links for some entries. What does length mean? length synonyms, length pronunciation, length translation, English dictionary definition of length. The back of this kitchen chair is 1 meter . Example: For every rectangle length is larger than the breadth. The length determines the distance between two points, or in other words, it is the amount of space between two points. The length of this guitar is about 1 meter. Outside of the mathematics class, context usually guides our choice of vocabulary: the length of a string, the width of a doorway, the height of a flagpole, the depth of a pool. 1 meter Length definition, the longest extent of anything as measured from end to end: the length of a river. In this sense, a measure is a generalization of the concepts of length, area, and volume. A piece, often of a standard size, that is normally measured along its greatest dimension. See Usage Note at strength. This is a glossary of math definitions for common and important mathematics terms used in arithmetic, geometry, and statistics. ... Centimeter: A metric unit of measurement for length, abbreviated as cm. Meters can be used to measure the length of a house, or the size of a playground. More About Length: It is the greater measurement for all two dimensional figures (figures for which only length and breadth are given). Circumference: The complete distance around a circle or a square. But in describing rectangles or brick-shaped objects, the choice of vocabulary seems less clear. Length, width, height, depth. For example, a meter is what a guitar measures in length. For example, the distance between my house and school, or the distance from one end of the table to the other. CCSS.Math.Content.1.MD.A.2 Express the length of an object as a whole number of length units, by laying multiple copies of a shorter object (the length unit) end to end; understand that the length measurement of an object is the number of same-size length units that span it with no gaps or overlaps. And because a centimeter is 10 millimeters: 1 meter = 1000 millimeters. Math. 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