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  2. National Curriculum and Textbook Board - Wikipedia

    en.wikipedia.org/wiki/National_Curriculum_and...

    Starting in 2010, every year free books are distributed to students between Grade-1 to Grade-10 to eliminate illiteracy. [6] These books comprise most of the curricula of the majority of Bangladeshi schools. There are two versions of the curriculum. One is the Bengali language version and the other one is English language version.

  3. File:Trigonometry.pdf - Wikipedia

    en.wikipedia.org/wiki/File:Trigonometry.pdf

    Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.

  4. List of schools in Bangladesh - Wikipedia

    en.wikipedia.org/wiki/List_of_schools_in_Bangladesh

    NCTB: Bengali 2001 Playgroup – 10th grade December Shaheed Police Smrity School & College Mirpur – 14, Dhaka – 1206 NCTB 1999 1st – 12th grade January (Grade I to Grade X), July (Grade XI to Grade XII) Bir Shrestha Munshi Abdur Rouf Public College Dhaka Prescribed By Dhaka Education Board 1984 Co-Education (Grades 1–12)

  5. Sine and cosine - Wikipedia

    en.wikipedia.org/wiki/Sine_and_cosine

    In mathematics, sine and cosine are trigonometric functions of an angle.The sine and cosine of an acute angle are defined in the context of a right triangle: for the specified angle, its sine is the ratio of the length of the side that is opposite that angle to the length of the longest side of the triangle (the hypotenuse), and the cosine is the ratio of the length of the adjacent leg to that ...

  6. These Are America's Snowiest Cities And Towns - AOL

    www.aol.com/americas-snowiest-cities-towns...

    Here's how we compiled the list: We pored through 30-year average snowfall statistics of hundreds of locations in the U.S. from 1991 through 2020. We considered only those towns and cities with a ...

  7. Gradian - Wikipedia

    en.wikipedia.org/wiki/Gradian

    In trigonometry, the gradian – also known as the gon (from Ancient Greek γωνία (gōnía) 'angle'), grad, or grade [1] – is a unit of measurement of an angle, defined as one-hundredth of the right angle; in other words, 100 gradians is equal to 90 degrees.

  8. Divine Proportions: Rational Trigonometry to Universal ...

    en.wikipedia.org/wiki/Divine_Proportions:...

    The book advocates replacing the usual basic quantities of trigonometry, Euclidean distance and angle measure, by squared distance and the square of the sine of the angle, respectively. This is logically equivalent to the standard development (as the replacement quantities can be expressed in terms of the standard ones and vice versa).

  9. Bill to protect Mahomet Aquifer from carbon capture ... - AOL

    www.aol.com/bill-protect-mahomet-aquifer-carbon...

    SPRINGFIELD, Ill. (WCIA) – A senate committee hit the pause button on a bill aimed at keeping carbon capture sequestration projects off the Mahomet Aquifer. “On something as significant as ...