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Polygon Sum Conjecture
For this geometry worksheet, 10th graders identify the missing angles using the polygons sum conjecture. They measure exterior and interior angles using their angle theorems. There are 63 problems.
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Similar Figures
In this geometry worksheet students explore similar polygons and determine measure of missing sides and angles. Students use indirect measurement with similar triangles and determine the area and volume of similar figures. The seven...
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Application of Properties of Quadrilaterals in the Coordinate Plane
Learners apply definitions and theorems to verify special quadrilaterals
using coordinate geometry. They apply the slope formula, the midpoint
formula, and the distance formula to justify that a given quadrilateral is a
parallelogram....
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Parallelism in Our Everyday World: Parallel Lines and Beyond
Students broaden their outlook on geometry in their everyday environment. They explore the properties of parallel lines and parallelograms and discover ways to prove the existence of parallel lines and discuss the concept of parallel lines.
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Powerful Polygons
Students scan the classroom to find different common shapes. They listen as the teacher defines polygon and regular polygon. The teacher demonstrates regular polygons via the Internet and the "Math is Fun" web site. Students go outside...
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Symmetry in Paper Airplanes
Students explore symmetry. In this geometry and scientific inquiry lesson, students design paper airplanes with middle line symmetry, as well as right, obtuse, and acute angles. Students measure the plane's angles using a...
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Medicine: Then and Now
Students read ancient Greek texts to explore ancient healing practices and compare them to modern-day medicine. They conduct research into modern first-aid practices, using a standard medical reference.
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The Shapes of Our World
Learners utilize shapes and spatial relationships in a practical context by creating maps and writing a critical essay.
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Measuring Angles & Segments
Students view a PowerPoint for a warm-up lesson. They practice measuring around the classroom, measuring such things as the length and width of a desk, pencil, door, and book. Students use a website to practice measuring angles.
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3D Shapes
In this geometry worksheet, 10th graders match vocabulary words with their definitions. They review words dealing with geometry and 3D shapes. There are 54 questions with an answer key.
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Area of Polygons
In this geometry worksheet, students analyze the different properties of parallelograms related to their angles, sides and diagonals. There are 5 problems with an answer key.
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Naming Shapes
Students study geometric shapes and practice naming them properly. In this geometry lesson, students work in groups to give definitions of the vocabulary to each other in their own words. Students also visit a lower grade and teach...
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Algebra Pinball
Students explore a website to practice math skills. In this algebra lesson, student go to Carol Fisher's web-page where there are explanations and games to follow along with an entire year of algebra.
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Proportion
Students investigate proportion and ratio. In this geometry instructional activity, students set up the ratios of proportions correctly and solve for the unknown. They relate it to word problems.
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Bisector Construction
In this geometry worksheet, 10th graders construct parallel and perpendicular lines using a compass and a straight edge. There are 4 construction questions with an answer key.
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Area Unit
Students solve the area for parallelograms,squares, rectangles, trapezoids, and triangles. In this geometry lesson, students compare and contrast two dimensional shapes and apply their properties to solving real life scenarios. This is a...
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Coordinate Plane
Tenth graders plot points on a coordinate plane. In this geometry lesson plan, 10th graders identify the different quadrants, plots points on a number line and coordinate plane and solve for the midpoint of line segments.
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SAT Problem Solving
For 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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Geometric Fractals and the Chaos Game
Learners define fractals and patterns. They explore how a seemingly random process can result in a pattern. Students practice probability and fractions skills by playing the chaos game online.
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Exploring Tessellations
Fifth graders examine how to make tessellations. In this tessellation lesson, 5th graders review the meaning of the word "polygon" while the teacher shows them various examples. They practice making tiling patterns or tessellation's with...
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Adding Polynomials with Algebra Tiles
Learners practice adding polynomials using algebra tiles. Students view a PowerPoint presentation in which they are introduced to the concept of modeling polynomials using a scaled down version of algebra tiles. Learners walk through...
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Shapes
Students practice identifying spheres, triangles, and rectangles and the difference between plane shapes and space shapes. They identify shapes in the classroom and complete activity sheets.
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Hello My Name is . . . Helvetica
Learners play various games to help create a classroom community. In this name recognition lesson, students combine their name recognition skills with newly learned art and geometric vocabulary. First learners discover vocabulary that...
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Concepts, Patterns, Formulas, Substitution
In this algebra lesson, students define algebraic terms and rewrite them using math symbols. There are 10 problems drawing correlations to geometry as well as algebra.
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