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  2. Onsite sewage facility - Wikipedia

    en.wikipedia.org/wiki/Onsite_sewage_facility

    Onsite sewage facilities (OSSF), also called septic systems, are wastewater systems designed to treat and dispose of effluent on the same property that produces the wastewater, in areas not served by public sewage infrastructure. A septic tank and drainfield combination is a fairly common type of on-site sewage facility in the Western world.

  3. Number Sense (UIL) - Wikipedia

    en.wikipedia.org/wiki/Number_Sense_(UIL)

    The test for Grades 7-8 covers the subjects under Grades 4-6 plus algebra, geometry and number theory. The test for Grades 9-12 covers the subjects under both Grades 4-6 and Grades 7-8 plus analysis, trigonometry and calculus. For Grades 4-6 and Grades 7-8 each school may send up to three students per division.

  4. Order of operations - Wikipedia

    en.wikipedia.org/wiki/Order_of_operations

    In mathematics and computer programming, the order of operations is a collection of rules that reflect conventions about which operations to perform first in order to evaluate a given mathematical expression. These rules are formalized with a ranking of the operations.

  5. Mathematics education in the United States - Wikipedia

    en.wikipedia.org/wiki/Mathematics_education_in...

    A typical sequence of secondary-school (grades 6 to 12) courses in mathematics reads: Pre-Algebra (7th or 8th grade), Algebra I, Geometry, Algebra II, Pre-calculus, and Calculus or Statistics. However, some students enroll in integrated programs [3] while many complete high school without passing Calculus or Statistics.

  6. United States Academic Decathlon - Wikipedia

    en.wikipedia.org/wiki/United_States_Academic...

    The Math Basic Guide offers a general overview of major topics in high school math, including algebra, geometry, trigonometry, calculus, and statistics. The Music Basic Guide begins by introducing the student to topics in music theory such as harmonics, rhythm, tempo, and the circle of fifths.

  7. American Invitational Mathematics Examination - Wikipedia

    en.wikipedia.org/wiki/American_Invitational...

    The American Invitational Mathematics Examination (AIME) is a selective and prestigious 15-question 3-hour test given since 1983 to those who rank in the top 5% on the AMC 12 high school mathematics examination (formerly known as the AHSME), and starting in 2010, those who rank in the top 2.5% on the AMC 10. Two different versions of the test ...

  8. Algebra tile - Wikipedia

    en.wikipedia.org/wiki/Algebra_tile

    An example of multiplying binomials is (2x+1)×(x+2) and the first step the student would take is set up two positive x tiles and one positive unit tile to represent the length of a rectangle and then one would take one positive x tile and two positive unit tiles to represent the width. These two lines of tiles would create a space that looks ...

  9. New York Regents Examinations - Wikipedia

    en.wikipedia.org/wiki/New_York_Regents_Examinations

    In 2014, the Board of Regents created the 4+1 option, where students must pass at least 4 regents exams—one per subject—and pass one additional approved pathway option. Students must score 65 or higher in English Language Arts, one mathematics exam, one science exam, one social studies exam, and one more exam of their choice.