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Ms. Amber Nakamura's Mathematics Website
Algebra Project
What would your dream house look like? A cottage? A medieval castle? High schoolers enrolled in Algebra design the perfect house while using slopes to write equations for various aspects of the project.
Curated OER
Inquiry Unit: Modeling Maximums and Minimums
Young mathematicians explore the maximun area for patio with the added complexity of finding the mimimum cost for construction. First, they maximize the area of a yard given a limited amount of fence and plot width v. area on a...
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Transformations: Translations
Students perform transformations and translations using polygons. In this geometry instructional activity, students perform transformations on a coordinate plane. They identify the image and pre-image of each figure.
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Transformations and Rotations
High schoolers define and identify transformation and rotation. In this geometry activity, students define rotations as congruence or isometry. They find the coordinates of an image and pre-image.
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Reflections in the Plane
Have your class explore the concept of reflections as they use Cabri Jr. to construct a triangle and reflect it over a line. Learners reflect shapes across the coordinate plane and across the lines y = x and y = -x.
Alabama Learning Exchange
Creating a Reflection
Investigate geometric reflections in this geometry activity. Create geometric reflections that show the reflection across the x and y axis of a coordinate graph. Learners watch a teacher demonstration before proceeding on their own. They...
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Midpoint of a Line Segment
In this line segment worksheet, 10th graders identify and solve 10 different problems that include determining the midpoint of a line segment in each. First, they determine the midpoint of a segment that connects two points. Then,...
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Distance Formula
Students calculate the distance between two points using the distance formula. In this geometry lesson, students derive the distance formula using the Pythagorean Theorem.
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Angles in Standard Positions
Students identify positive and negative angles using the Unit Circle. In this pre-calculus lesson, students identify the different angles on a unit circle using the coordinate plane and the four different quadrants as a guide. They...
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Equation of a Circle
Learners write the equation of a circle. In this geometry lesson, students check the solution of a coordinate pair by evaluating them. They graph the circle given the equation and radius.
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Reflections
Tenth graders perform reflections on different geometric shapes. In this geometry worksheet,students define the concept of geometric reflections and find the coordinates of the reflection on a coordinate grid.
Texas Instruments
Transformational Puppet
High Schoolers create a puppet and make predictions using the TI Navigator. In this math lesson, they will discuss their results as they explore transformation. This assignment requires the TI navigator or a smartboard.
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Regents Exam Questions: Distance
In this distance worksheet, students solve 12 multiple choice, short answer, and graphing problems. Students use the distance formula to find the distance between two points.
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SAT Grid Ins Practice Test 05
In this SAT practice test worksheet, 12th graders answer 10 short answer questions. Questions are from a variety of topics, but mainly ask about geometry concepts. The test is self-scoring.
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Properties of Reflections
Students perform transformation on their polygons. In this geometry lesson, students identify the correct transformation of each shape. They move the polygons around on a coordinate plane. There are extension and homework activities...
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The Theorem of Pythogoras
In this geometry activity, students solve right angle triangles using the Pythagorean Theorem. They calculate the area and sides of triangles and circles. There are 52 questions total.
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Parallel and Perpendicular Lines
In this algebra/geometry worksheet, students investigate the slopes and equations of parallel and perpendicular lines. The two page worksheet contains a combination of eleven multiple choice and free response questions. ...
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Integrate Algebra Practice
In this Algebra I/Geometry/Algebra II worksheet, students determine the equations of a line given its slope and the coordinates of appoint on the line. The two page worksheet contains twelve multiple choice questions. ...
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Easy Worksheet: Area and Perimeter of Rectangles and Squares
In this area and perimeter of rectangles and squares worksheet, students solve 6 graphing and short answer problems. Kids plot four coordinates of a rectangle or square on the coordinate plane. Students find the area or perimeter of each...
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Cook Me Up Some Equations
Students study a variety of math concepts in the context of cooking up a meal. In this math instructional activity, students calculate surface area and volume. They draw and interpret different types of graphs.
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SAT Problem Solving
In this geometry worksheet, 10th graders practice taking math questions that are on the SAT. The questions deal with a variety of different math. There are 10 questions with an answer key.
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Octagon Lesson Plan
Students investigate octagons using words and shapes. In this geometry lesson, students discuss the shape of an octagon using physical and symbolic models. They make conjecture about the shape and relate it to the real world.
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Zeros of a Quadratic Function
Factor quadratic equations by teaching your students how to identify the zeros of the quadratic function. They use the TI to see where the graph will intercept the coordinate plane.
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Parallel and Perpendicular Lines
Tenth graders explore parallel and perpendicular lines. In this geometry lesson, 10th graders investigate the relationships associated with parallel lines and transversals, perpendicular lines, and the angles formed by these...