Math

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What are the math answers to all problems?

Math problems can range greatly in their difficulty. The simple expression of 2 + 2 is a math problem to which the answer is 4. This type of math problem is called an arithmetic problem. Other fields of math are algebra, geometry, trigonometry, calculus and differential equations. Each of these types of math vary in complexity with calculus and differential equations being generally accepted as more difficult.\nThe application of math problems takes many forms, and there are entire professional fields surrounding these applications. A few examples are accounting, the application of math to mon..

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How do you read a metric scale?

There are 10 millimeters in a centimeter, and 100 centimeters in a meter. For reference, keep in mind that 1 meter equals approximately 3 feet, 3 inches.\nA metric scale on a ruler uses one- and two-letter abbreviations for units of measure. A millimeter is abbreviated as ?mm,? a centimeter as ?cm? and a meter as ?m.? Look for this abbreviation toward the end or on the corner of the metric ruler. If the abbreviation is ?mm,? that means the digits printed on the ruler refer to millimeters. Generally the numbers are marked in units of 10, with smaller marks between the major dividers signifying ..

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What is honors geometry?

In honors geometry, students delve deep into the principles of the subject. Parallel lines, quadrilaterals, triangles, planes and angles are studied by applying the theorems and axioms learned in basic geometry. The course also focuses heavily on applying the power of logical reasoning through the principles of geometry. Because honors geometry courses have stricter requirements, course professors often hold students to a much higher academic standard.

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How is geometry used in interior design?

Many designers are guided by what is known as the "golden ratio." This mathematical ratio describes the ideal proportions of a room or building in terms of approximately 60/40. Throughout history, many designers, painters and architects have used this principle, including those who built the Taj Mahal and the Parthenon. In the field of interior design, the golden ratio principle can relate to the placement of objects or influence the use of color in the room's palette:60 percent neutral colors30 percent darker furniture10 percent warmer colors including 5 percent bright accents and a touc..

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What are the multiples of 30?

The prime factors of 30 are two, three and five. All multiples of 30 are also multiples of both three and 10 because all multiples of any number must be multiples of all prime factors of that number. Thus, any number divisible by both three and 10 is a multiple of 30.\nDivisibility rules state that all multiples of 10 end in zero, and all multiples of three have digits that add up to a number divisible by three. Thus, all multiples of 30 end in zero and their digits add up to a number divisible by three.

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What is geodetic surveying?

Providing that a survey area covers up to 100 square miles, plane surveying is a useful survey technique. Plane surveys ignore any curvature of the Earth's surface. Lines between two points are straight lines and all angles are plane angles. Plane surveys are economical and are suitable for most major construction projects, like highways, bridges and factories. However, for plane surveys to be accurate, control points must exist between those straight lines. This is where geodetic surveying is useful.\nGeodetic surveys cover much larger land areas and take the curvature of the Earth'..

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How do you use a binary converter to convert from decimal?

Divide the decimal number by 2For example, assume the decimal number to be converted is 35. Divide it by 2 to get 17 with a remainder of 1. This determines the rightmost digit of the binary number, which represents 1, or 2 to the power of 0. Each digit to the left is a power of 2 higher.Divide the result of this number by 2 and repeat When 17 is divided by 2, the answer is 8R1, or 8 with a remainder of 1. This result indicates that the second binary digit is 1. The next division, 8 by 2, is 4R0. When 4 is divided by 2, the answer is 2R0, and 2 divided by 2 leaves 1R0. Then, 1 divided by 2 leav..

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What does cosine mean?

The cosine is often used in conjunction with the other basic trigonometry functions, which are the sine and the tangent. A common mnemonic makes it easier to remember the definitions and formulas of the cosine, the sine and the tangent. The mnemonic is SOHCAHTOA, which means Sine equals Opposite over Hypotenuse, Cosine equals Adjacent over Hypotenuse, Tangent equals Opposite over Adjacent.

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What is Reflex math fact fluency?

The Reflex math fact fluency program receives positive reviews from consumer websites and from teachers, due to its ability to adapt to a student's level of skill and keep the process challenging but not overwhelming. The program offers games to teach mathematical skills that allow a child to pick up knowledge as he plays, as well as more in-depth tutorials regarding the concepts involved.\nAccording to one teacher's review, the program is a very good replacement for flash card exercises. However, the Reflex math fact fluency program can be expensive for districts that don't hav..

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Is 9 a prime number?

One way of understanding the difference between prime numbers and composite numbers is to visualize a rectangle of a given area. Since the area of a rectangle is found by multiplying length times width, the length and width can be understood as the possible factors of the area. If the area is a prime number, there can be only one set of whole number dimensions possible. For example, a rectangle with an area of seven must have sides of one and seven. If the area is a composite number, then there can be numerous solutions. For example, if the area is nine, then the rectangle could have sides of ..

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