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What is a symmetrical pattern?

A common example of symmetry is a reflection. The image of an object looks exactly like the object when turned through an angle of 180 degrees. In geometry, some shapes have lines of symmetry. Such a shape is symmetrical because, when folded along that line of symmetry, it gives two equal halves that look exactly the same. Symmetrical patterns are evident among regular objects, or objects with proportional form.

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What features does the Casio HR-100TM have?

The Casio HR-100TM's large key layout and plastic keys allow comfortable operation while reducing errors. Ideal for office and home, this calculator simplifies lengthy financial computations. The calculator features a full decimal system, floating fixed with round off. The calculator's large, bright display area helps users read results easily. It also features an item counter function, a percentage function and an independent four-key memory. The calculator's markup-markdown key helps simplify cost and profit calculation.\nThis calculator comes with an AC adapter and requires f..

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What information is found in a Butler Creek size chart?

Butler Creek scope covers provide rifle scope lenses with protection against weather, dust, moisture and other potential sources of damage, allowing for sport shooting and hunting in a wide range of difficult conditions. These scope covers quickly flip out of the way of the lens with just the touch of a button, and they are also silent in operation, so they will not scare away game, according to Butler Creek. Note that eyepiece covers and objective covers are separate products that must be measured and purchased separately.\nAs of July 2015, Butler Creek offers eyepiece covers in 19 different ..

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How do you calculate percent of change?

Establish whether there has been a decrease or increaseEstablish whether there has been a decrease or increase in the two figures being compared by subtracting the new figure from the original figure. A positive number represents an increase, and a negative number represents a decrease. For example, if the original figure was 70 and the new figure was 91, there has been an increase of 21.\nConvert the increase or decrease into a fractionDivide the increase or decrease by the original figure. If figures have increased by 21 and the original figure is 70, then 21 would be divided by 70. The answ..

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How many digits are in pi?

Pi is the ratio of a circle's circumference to its diameter. This value holds regardless of the size of the circle. As of 2014, the greatest number of digits calculated for pi is more than 206 billion by a Tokyo-based supercomputer. The Greek philosopher and mathematician Archimedes is the first recorded person to calculate pi.

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What is the perimeter of a rectangle?

A rectangle is a four-sided figure containing four right angles and two pairs of parallel sides. The area of a rectangle is determined by multiplying the length times the width. For example, if a rectangle is 7 inches long by 5 inches wide, find the perimeter by adding 7 inches + 5 inches and multiplying the sum by 2. The result is a perimeter of 24 inches. To find the area of the rectangle, multiply 7 inches by 5 inches, for a total of 35 square inches.

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What is 10 meters long?

According to Wikipedia, the yard measure was originally rather arbitrary and varied slightly from country to country. In 1959 Australia, Canada, New Zealand, South Africa, the United Kingdom, and the United States all agreed to one consistent measurement for the "international yard" as being equal to 0.9144 meters. Meters are not an arbitrary measurement. The meter was redefined in 1983 as being equal to the distance traveled by light in a vacuum over the course of 1/299,792,458 of a second.

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What is the difference between an expression and an equation?

Expressions can be numeric or algebraic. A numerical expression consists of one or more numeric constants and operations. The numeric constant is a known quantity with an unchanging value. The operation is a mathematical procedure, such as addition, subtraction, multiplication or division. Numerical expressions have fixed values.\nAn algebraic expression has one or more variables in addition to the numeric constants or operations it may contain. Variables are symbols, usually letters, that substitute for unknown values. The value of algebraic expressions can change.\nExpressions and equations ..

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What is the integral of sqrt x 2 y 2?

The first step in calculating this integral is to simplify sqrt(x^2y^2) to xy. One can then integrate xy with respect to x using the normal rule of integration: increase the exponent of x by 1, and then divide the result by this new exponent. If y depends on x, then one must substitute the expression for y in terms of x into the integrand xy before integrating.

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What are the factors of six?

One is always a factor of a number, as is the number itself. For positive numbers, one is always the lowest factor, and the number itself is the highest factor. All other factors fall somewhere in between them. A number that only has itself and the number one as factors is called a prime number.

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