Area and Volume: Finding the Area of a Square
This clip explains that a square is a special kind of rectangle whose 4 sides are the same length. The clip states that the formula for finding the area of a square is: "Area equals s squared." The clip includes two prac..
Area and Volume: Finding the Area of an Irregular Polygon
This clip explains how to find the area of an irregular polygon that contains a right triangle and rectangle. "To solve the problem," the clips states, " we'll find the area of the triangle, find the area of the rectang..
Area and Volume: Finding the Volume of a Cylinder
This clip explains that finding the volume of a cylinder is similar to finding the volume of a rectangular solid, but " since a cylinder has a circle at its base instead of a rectangle to find the volume of a cylinder,..
Area and Volume: Finding the Volume of a Rectangular Solid
This clip explains that volume measures the space that an object occupies or the space within an object. The clip also states that the volume of any rectangular solid equals length times width times height. The clip incl..
Area and Volume: Introduction to Area and Volume
This clip briefly introduces area and volume. "Area measures the surface of things that are flat," the clip explains, "such as the area of a rug. Volume measures things that occupy space, such as the volume of a freezer...
Changing Fractions to Decimals: Changing Decimals to Fractions
This clip explains that if a decimal has 1 digit to the right of the decimal point, " we can think of it as a fraction with the denominator of 10 .If a decimal has 2 digits to the right of the decimal point, we can thi..
Changing Fractions to Decimals: Changing Fractions to Decimals
This clip explains that changing fractions to decimals is quite different from changing decimals to fractions. It takes us through the process of dividing the numerator by the denominator and asks the question: "How accu..
Changing Fractions to Decimals: Getting Used to Working With Fractions Converted to Decimals
This clip provides a problem in which the student is asked to change a fraction to its decimal form. The clip also notes that, " it's a good idea to learn the decimal equivalents of the fractions we work with most often..
Changing Fractions to Decimals: Summary: Changing Fractions to Decimals
This clip begins by reminding the student that it's important to be able to change back and forth between decimals and fractions. It then talks about how we change from decimals to fractions, reminding the student that, ..
Compound Denominate Numbers: Compound Units
This clip presents several practical problems involving compound units. The problems include calculating a car's speed in miles per minute; the number of gallons of gas used; the force per square foot exerted by a waterb..