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Solve application problems to find one unknown

Dividing both sides of an equation by the same nonzero number does not change its solution.

Percents can be used to describe how a quantity has changed

The converses of some statements are true, while the converses of other statements are false. It is interesting to note that the converse of the Pythagorean ...

Solids differ in many ways, including color, texture, and elasticity. Another important distinguishing property of solids is density

If we know the lengths of any two sides of a right triangle, we can find the length of the third side using the Pythagorean theorem.

The specific gravity of a substance is often listed in tables instead of either mass density or weight density

When matters is in a solid state, its atoms or molecules are arranged in definite, fixed patterns

Cell Membrane provides cell protection