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Lesson Plan
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\n\"MA\n\n
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\nCurated OER\n
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\nMA 371 - Matrices: Solving Systems and Determinants\n

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\n\nFor Teachers\n\n12th - Higher Ed\n
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\nIn this solving systems and determinants worksheet, students solve 4 multi-part short answer problems. Students solving systems of equations using matrices. Students find a basis for row spaces and column spaces. Students find the...\n
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Lesson Plan
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\n\"Dilations\n\n
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\nCurated OER\n
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\nDilations with Matrices\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nMath whizzes explore dilations. They use matrices to perform dilations centered at the origins of triangles and investigate the effect of scale factor on the size relationship between the pre-image and the image of a polygon. A link to...\n
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\n\"Matrices\n\n
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\nCurated OER\n
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\nMatrices at the Speed of Light!\n

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\n\nFor Teachers\n\n9th - 11th\n
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\nPerform operations using matrices in this algebra lesson. Middle schoolers add, subtract, and multiply matrices. Additionally, they solve systems of equations using matrices.\n
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\n\"Matrices\n\n
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\nCurated OER\n
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\nMatrices\n

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\n\nFor Students\n\n9th\n
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\nIn this matrices instructional activity, 9th graders solve and complete 11 different problems that include interpreting various matrices shown. First, they determine the operations that would result in the matrix illustrated. Then,...\n
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Worksheet
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\n\"Exercises\n\n
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\nCurated OER\n
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\nExercises for Section 5.3: Matrices\n

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\n\nFor Students\n\n11th - Higher Ed\n
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\nIn this matrices learning exercise, students solve 26 systems of equations using matrices. Students solve each system using matrices. Students determine the rank and solutions of each matrix using row echelon form of each system.\n
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\n\"Row-Echelon\n\n
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\nCurated OER\n
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\nRow-Echelon Matrices\n

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\n\nFor Students\n\n10th - 12th\n
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\nFor this algebra worksheet, students rewrite linear equations using matrices and solve using row-echelon form. There are 30 problems ranging from one equation to system of equations.\n
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\n\"NUMB3RS\n\n
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\nCurated OER\n
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\nNUMB3RS - Season 2 - \"Convergence\" - Air Hockey\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nLearn how to use a matrix to organize data to solve a problem. This activity uses wins and losses to rank players for an air hockey tournament they wish to have. After practicing some basic matrix operations the class could do the...\n
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\n\"Systems\n\n
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\nCurated OER\n
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\nSystems of Equations and Real Life\n

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\n\nFor Teachers\n\n9th - 12th\n
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\nWhat a great classroom resource! The intention of this lesson is to show that real-world math can and should be applied to the community in which your high schoolers reside. The class relates properties of equations to solving for...\n
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\n\"Systems\n\n
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\nCurated OER\n
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\nSystems of Linear Equations\n

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\n\nFor Teachers\n\n9th - 11th\n
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\nIntroduce the inverse matrix method to solve systems of linear equations both algebraically and graphically. Using given data, your class checks their answers with graphing calculators. Handouts are included in this well-thought out lesson.\n
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Lesson Plan
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\n\"Matrix\n\n
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\nMatrix Inverses\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nHigh schoolers solve problems with matrices. In this algebra lesson, students find the inverse of a matrix. They calculate the determinant and solve for the identity.\n
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\n\"Matrix\n\n
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\nCurated OER\n
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\nMatrix Transformations\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nLearners perform reflections of polygons. In this algebra lesson plan, students use matrices to calculate the reflection across the x and y axis. They also calculate rotation representing 90 and 180 degrees around the origin of the...\n
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Lesson Plan
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\n\"NUMB3RS\n\n
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\nNUMB3RS Activity: Coded Messages\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nUsing matrix multiplication and inverse matrices, students are trying to uncode a coded message. Students encrypt simple messages using 2 x 2 matrices.\n
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Instructional Video2:20
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\n\"Finding\n\n
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\nCurated OER\n
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\nFinding the Dot Product\n

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\n\nFor Teachers\n\n9th - 11th\n
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\nAre you just starting a unit of vectors or matrices? Help your class learn how to find the dot product with this simplistic video tutorial. The procedure is shown as the tutor determines the dot product of A and B by transposing numbers...\n
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\n\"Matrices\n\n
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\nNortheast Arkansas Education Cooperative\n
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\nMatrices Applications\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nMatrices are a mathematical tool that can be used to organize data. Although, often learners concentrate their efforts on understanding how to perform operations on matrices and they lose the real-world connect of how matrices can be...\n
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\n\"Matrices\n\n
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\nCurated OER\n
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\nMatrices In Encryption And Decryption Of Codes\n

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\n\nFor Teachers\n\n10th - 12th\n
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\nStudents relate Cryptography to the solving of simultaneous linear equations in matrix notation. They explore various methods of encrypting and decrypting codes. Pupils discuss and solve simultaneous linear equations.\n
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Worksheet
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\n\"Matrix\n\n
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\nCurated OER\n
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\nMatrix Equation\n

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\n\nFor Students\n\n9th - 10th\n
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\nIn this matrix equation, students use matrix multiplication to solve matrix equations. Each equation contains a two-by-two matrix. This one-page instructional activity is comprised of ten multiplication problems.\n
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Worksheet
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\n\"Quiz:\n\n
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\nCurated OER\n
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\nQuiz: Multiply a Matrix by a Number\n

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\n\nFor Students\n\n7th - 8th\n
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\nIn this matrix worksheet, students multiply a matrix by a given number. The matrices range in size from one-by-two to three-by-three. This one-page worksheet contains ten matrix problems.\n
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Worksheet
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\n\"Matrix\n\n
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\nCurated OER\n
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\nMatrix Equations - Inverses Required\n

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\n\nFor Students\n\n9th - 11th\n
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\nIn this matrix activity, students solve matrix problems. They multiply matrices and state the solution and dimensions. This four-page activity contains 16 multi-step problems. Answers are provided on the last two pages.\n
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Worksheet
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\n\"Quiz:\n\n
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\nCurated OER\n
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\nQuiz: Addition of Matrices\n

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\n\nFor Students\n\n7th - 8th\n
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\nIn this addition of matrices activity, students find the sum of given matrices. This one-page activity contains ten addition problems.\n
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Worksheet
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\n\"Multiplication\n\n
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\nCurated OER\n
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\nMultiplication of Matrices\n

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\n\nFor Students\n\n3rd - 5th\n
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\nIn this multiplication worksheet, learners solve ten math problems involving multiplication of matrices. Students find the product of each matrices.\n
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\n\"The\n\n
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\nTexas Instruments\n
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\nThe Determinant of a Matrix\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nStudents calculate the determinant. In this algebra lesson, students find the determinant and use to calculate the area of a triangle. They calculate the area of a quadrilateral in a plane.\n
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Lesson Plan
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\n\"When\n\n
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\nEngageNY\n
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\nWhen Can We Reverse a Transformation? 2\n

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\n\nFor Teachers\n\n11th - 12th\n\nStandards\n
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\nThe second lesson on finding inverse matrices asks class members to look for a pattern in the inverse matrix and test it to see if it works for all matrices. The teacher leads a discussion to refine the process in finding inverses,...\n
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Lesson Plan
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\n\"When\n\n
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\nEngageNY\n
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\nWhen Can We Reverse a Transformation? 1\n

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\n\nFor Teachers\n\n11th - 12th\n\nStandards\n
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\nWait, let's start over — teach your class how to return to the beginning. The first lesson plan looking at inverse matrices introduces the concept of being able to undo a matrix transformation. Learners work with matrices with a...\n
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Lesson Plan
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\n\"When\n\n
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\nEngageNY\n
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\nWhen Can We Reverse a Transformation? 3\n

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\n\nFor Teachers\n\n11th - 12th\n\nStandards\n
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\nWhen working with matrix multiplication, it all comes back around. The 31st portion of the unit is the third lesson on inverse matrices. The resource reviews the concepts of inverses and how to find them from the previous two lessons....\n
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