Curated OER
How Do You Find the Area of a Rectangle Whose Sides are a Monomial and a Polynomial?
Yes, it's a real-world word problem, but it's as easy as multiplying a monomial and a polynomial. Then all you have to do is to make sure you write it in simplest form.
Curated OER
How Do You Solve a Word Problem by Multiplying Trinomials?
Use the distributive property to multiply these two trinomials. Then combine all the like terms and make sure to write them in descending order by degrees.
Khan Academy
Khan Academy: Geometry: Quadrilateral Properties
This video tutorial [5:07] demonstrates how to use the basic properties of parallelograms, rectangles, squares, rhombi, and trapezoids to determine what are the possible ways to name a given geometric shape.
Khan Academy
Khan Academy: Geometry: Ca Geometry: Similar Triangles 1
This video tutorial [12:55] demonstrates solutions to problems #10-14 of California Geometry released state test questions. Problems address understanding of counterexamples, properties of quadrilateral diagonals, and similar triangles.
Khan Academy
Khan Academy: Geometry: Ca Geometry: Triangles and Parallelograms
In this video lesson [11:14], the instructor demonstrates solutions to problems #21-25 of California Geometry released state test questions. Problems address understanding of the triangle inequality theorem, angle relationships with...
Khan Academy
Khan Academy: Quadrilateral Overview
This video tutorial [8:24] defines what a quadrilateral is and identifies and defines concave quadrilaterals, convex quadrilaterals, trapezoids, parallelgrams, rectangles, rhombi, and squares.
Sophia Learning
Sophia: Rhombus: Lesson 5
This lesson explains the definition, components, and notations involved in a rhombus. It is 5 of 6 in the series titled "Rhombus."
Khan Academy
Khan Academy: Intro to Quadrilateral
A detailed introduction to quadrilaterals, the different types, and the vocabulary used to discuss their properties and to classify them. [8:24]
Khan Academy
Khan Academy: Quadrilateral Properties
Discusses the properties of different types of quadrilaterals. [5:07]
CK-12 Foundation
Ck 12: Elem Math: Overview of Squares and Rectangles
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on the properties of squares and rectangles.
Khan Academy
Khan Academy: Proof Rhombus Diagonals Are Perpendicular Bisectors
Proving that the diagonals of a rhombus are perpendicular.
Khan Academy
Khan Academy: Geometry: Area, Pythagorean Theorem
This video shows an understanding of the sum of the interior angles of polygons, properties of parallelogram, lateral area of a cone, area of a kite, and circumference of a circle.
Khan Academy
Khan Academy: Quadrilaterals: Quadrilateral Overview
This video identifies and defines concave quadrilaterals, convex quadrilaterals, trapezoids, parallelgrams, rectangles, rhombi, and squares.
Khan Academy
Khan Academy: Quadrilaterals: Whether a Special Quadrilateral Can Exist
A video proving whether a special quadrilateral can exist.
Sophia Learning
Sophia: Classifying Quadrilaterals
This video tutorial describes how to classify quadrilaterals using key characteristics such as parallel sides and right angles. [4:27]
Sophia Learning
Sophia: Classifying Quadrilaterals
Quadrilaterals are explored in this video lesson. The tutorial describes the characteristics of various quadrilaterals. Students can check their understanding with an assessment. [6:17]
Sophia Learning
Sophia: Quadrilaterals and Triangles
In this video tutorial [4:17], students will explore the attributes that triangles and quadrilaterals have and how they share certain properties. Assess learning with a quiz.
Sophia Learning
Sophia: Quadrilaterals and Triangles
This video lesson [4:55] describes the characteristics that quadrilaterals and triangles have in common. Students can check their understanding with an assessment.
Sophia Learning
Sophia: Rectangle Practice Problems
This video lesson describes the characteristics of rectangles and provides examples of how to find area, perimeter, diagonals, and angle measurements. [7:00]
Sophia Learning
Sophia: Square Practice Problems
This video lesson demonstrates how to use the characteristics of a square to find angle measures and side lengths. [4:31]
Sophia Learning
Sophia: Square Practice Problems
This video demonstrates how to prove that a square is a square by solving for variables, side lengths, and angle measures. Assess learning with a quiz. [11:30]
Sophia Learning
Sophia: Area of Quadrilaterals: Taking' It to the Streets
This lesson provides a video that shows examples of various quadrilaterals in the real world. A notes sheet follows describing the characteristics of each quadrilateral and how to find the area of several figures. [3:37]
Imagine Learning Classroom
Learn Zillion: Find Area by Breaking Down a Rectangle Into Smaller Rectangles
In this lesson, you will learn how to find the area of a rectangle or square by breaking it into smaller rectangles. [4:11]
Imagine Learning Classroom
Learn Zillion: Compare Quadrilaterals Based on Attributes
In this lesson, you will learn how to compare and contrast quadrilaterals by listing the attributes they share and those they don't. [4:53]