Associative Property – part 1

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Associative Property – part 1Algebra, Question of the Day, Side Learning

by sheilaoh on July 20, 2012 with Comments Off on Associative Property – part 1 comments

The Associative Property refers to grouping numbers. We will see that regrouping numbers is easy in addition and multiplication. And computations that regroup numbers use the Associative Property. In addition, the rule is: a + (b + c) = (a + b) + c Let’s look at an example! 2 + (3 + 4) = …

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Use cross product to solve proportions

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Use cross product to solve proportionsAlgebra, Question of the Day

by sheilaoh on July 13, 2012 with Comments Off on Use cross product to solve proportions comments

A proportion is an equation that compares fractions that are equal. The proportion can be divided into 4 parts, the numerator and denominator of the two fractions. The numerator of the first fraction and the denominator of the second fraction are called the extremes (shown in blue). The denominator of the first fraction and the …

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Pythagorean Theorem – What is the side length?

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Pythagorean Theorem – What is the side length?Algebra, Geometry, Question of the Day

by sheilaoh on July 3, 2012 with Comments Off on Pythagorean Theorem – What is the side length? comments

Today’s Question of the Day: How do you find the side lengths of a right triangle? Let’s start by reviewing some terms about a right triangle. A right triangle has two sides (or legs) and a hypotenuse (the side opposite the right angle). In the right triangle ΔABC, the legs are sides a and b …

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