Curated OER
Shapes and Introduction to Geometry
Students make a quilt. In this geometry activity, students discuss patchwork quilts and learn some different geometric shapes and patterns that are commonly used. Students explore designs with triangles and squares and then make their...
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Rectangles and Trapezoids in the Coordinate Plane
Students determine the missing vertices of quadrilaterals. In this rectangles and trapezoids lesson plan, students examine the characteristics of quadrilaterals. They identify the missing vertices of a quadrilateral on a coordinate plane.
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Angles, Triangles, Quadrilaterals, Circles and Related
Middle schoolers classify angles. For this angles lesson, students explore the characteristics of angles, triangles, quadrilaterals and circles. They identify polygons and sing a classifying angles song. Middle schoolers participate...
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An Introduction to Quadrilaterals
Students explore the concept of quadrilaterals. In this quadrilateral lesson, students play with a floor tile applet to see that there are many types and characteristics of quadrilaterals including parallelograms, trapezoids, rectangles,...
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Area of Polygons
In this area of polygons worksheet, 10th graders solve and complete 12 various types of problems. First, they find the area of a given square. Then, students find the length of an original square as illustrated. They also write an...
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Guided Notes on Area
In this area activity, students find the area of rectangles, triangles and circles. This eight-page activity contains approximately 36 problems. Examples and explanations are provided. Answers are included at the end of the activity.
Helping with Math
Geometry: Areas of Triangles
For this areas of triangles instructional activity, learners observe given polygons. They determine the area of triangles, rectangles and compound figures. This one-page instructional activity contains 5 multi-step problems. This...
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Algebraic Manipulation
In this algebraic manipulation worksheet, students examine a given number grid, find the pattern and determine an equation to fit the situation. They calculate the area of given rectangles. Students solve real life problems using given...
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Area (1)
In this area worksheet, learners find the area of compound polygons. This one-page worksheet contains 2 multi-step problems.
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Completing the Square
In this completing the square learning exercise, students determine the value of the unknown by completing the square. This two-page learning exercise contains 18 problems. Answers are provided on the last page.
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Completing the Square
In this completing the square worksheet, students solve problems by completing the square. They determine the value of the unknown in the binomial. This two-page worksheet contains 30 problems. Answers are provided on the last page.
Math eBook
Perimeter Worksheet
In this perimeter worksheet, students find the perimeter of given regular and irregular polygons. This four-page worksheet contains 20 problems. This interactive worksheet may be completed online or printed for paper use.
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Transformations and Congruence
In this transformations and congruence worksheet, 10th graders solve and complete 5 different types of problems. First, they calculate the length of a line giving their answer in 3 significant figures. Then, students prove that two...
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Geometry Scavenger Hunt
Students hunt for hidden geometric shapes and compare the properties of various shapes. For this geometry lesson, students play a game of finding squares, circles, rectangles, and ovals that have been hidden around the classroom....
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Squares
Students identify shapes that are squares. In this square lesson, students identify the square items and then sing songs about squares.
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The Unit Factor and Dimensional Analysis
In this unit factor and dimensional analysis worksheet, learners read about how to convert from one unit to another using unit factors and how to work with square units and cubic units using dimensional analysis. They practice solving...
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Perimeter
In this perimeter worksheet, 10th graders solve and complete nineteen various geometry problems. First, they find the length of given segments in addition to the perimeter of a kite. Then, students find the value of a variable so that...
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Quadrilaterals
In this quadrilaterals learning exercise, 10th graders solve and complete 34 various types of problems. First, they fill-in the family tree with the names of the shapes of quadrilaterals shown. Then, students list the quadrilaterals that...
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Quadrilaterals
In this quadrilaterals worksheet, 10th graders solve and complete 22 various types of problems. First, they state the specific name for each shape illustrated. Then, students use the properties of a rhombus, rectangle, or square to solve...
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Lines of Slope
For this lines of slope worksheet, 9th graders solve and complete 40 various types of problems. First, they find the equation of the lines described and write in slope-intercept form. Then, students graph each equation. They also find...
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Find the Area
In this find the area worksheet, 10th graders solve and complete 18 different types of problems. First, they find the area of a figure with consecutive sides. Then, students find the area and perimeter of a square shown. They also find...
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Similarity
In this similarity worksheet, 10th graders solve and complete 14 different types of problems. First, they find the length of each segment given two lines parallel. Then, students find the measure of each segment of a parallelogram...
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Similarity
In this similarity worksheet, 10th graders solve and complete 14 different types of problems. First, they refer to each drawn figure given that the lines are parallel. Then, students find the length of each segment listed. In addition,...
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Area of Quadrilaterals
In this area of quadrilaterals worksheet, 10th graders solve and complete 5 various types of problems. First, they solve each of the triangles shown and find the area of each triangle. Then, students prove that the sum of the squares of...