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Least Squares Fit Line

For Teachers 7th - 8th
Practice makes perfect! Learners estimate the least squares fit line for a set of data. They understand error involved in least squares fit lines, and solve application problems using least square fit lines.
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Volume Review

For Teachers 5th - 8th
Students investigate the concepts of volume for rectangular prisms and spheres. They measure the volume of one balloon and then consider how many breaths it would take to fill the room with balloons. The rectangular prism being measured...
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Worksheet #4: Simplify Algebraic Expressions With Two Variables

For Teachers 9th - 10th
In this algebraic expression worksheet, pupils simplify algebraic expressions and solve proportions, and write equations from story problems. Thirteen of the 49 problems are fill in the blank, and the remainder are multiple choice.
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Worksheet 17 - Area

For Teachers 8th - 11th
In this area worksheet learners read story problems, determine the necessary information to solve the problem. They find the amount of material needed to construct three-dimensional figures. Students determine the greatest and least area...
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Functions

For Teachers 5th
Fifth graders explore mathematics functions. In this functions lesson, 5th graders explore 1 and 2-step functions involving addition, subtraction, multiplication, and division. Students also practice solving problems that their...
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Worksheet 20 - Derivatives

For Teachers Higher Ed
In this derivative worksheet, students solve functions, sketch the direction of the rate of change, and describe functions using polar coordinates. This two-page worksheet contains seven multi-step problems.
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Area of Polygons

For Teachers 9th - 11th
Students engage in a lesson that is about the concept of polygons and focuses upon finding the area. They use formulas provided in the lesson in order to solve problems given by the teacher for independent practice. Geometric figures are...
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Exploring Pascal's Triangle and Other Recursive Patterns

For Teachers 3rd - 5th
Students explore patterns in everyday life and in the mathematic world. They create various concrete examples of patterns and verbally describe these patterns to a fellow student.
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Pythagorean Theorem

For Teachers All
Students explore how the Pythagorean Theorem works and how to apply it.
Worksheet
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Inscribed Angles

For Students 10th
In this inscribed angles worksheet, 10th graders solve 13 various types of problems related to inscribed angles in geometry. First, they identify a circle illustrated and each arc of the circle. They, students find the measure of each...
Worksheet
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Quadrilaterals and their Diagonals

For Students 10th
In this quadrilaterals and their diagonals activity, 10th graders solve 3 problems related to determining various types of quadrilaterals. First, they draw the diagonals for each of the quadrilaterals and determine for which the...
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Using Trigonometry

For Teachers 5th
Fifth graders explore the use of trigonometry to find unknown sides and angles in right-angled triangles, taking the concepts that were developed in the previous unit and looking at different ways of practicing the new skills. Students...
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Block It Game

For Teachers 1st - 3rd
Students use problem solving strategies such as guess and check and visualization to play the game. They use mental mathematics to decide on the placement of pattern blocks and look for patterns.
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Houses

For Teachers 3rd
Third graders use a number of problem solving strategies in this unit of lessons. They determine how to draw and model three-dimensional objects, use co-ordinate systems, determine probability of events, and identify paths of simple...
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Richard's Dice

For Teachers 5th - 6th
Students problem solve logic problems. They complete a worksheet using dice as a manipulative. They decide on a problem solving strategy, solve the problem, and write up the solution.
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Setting Solutions

For Teachers 9th - Higher Ed
Learners piece together a quilt from leftover blocks. They problem-solve ways to incorporate random block designs into a visually pleasing quilt design. They used sashed sets, coping stripes and triangles to work out the design.
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Picking Pythagoras

For Teachers 6th - 9th
Students discover that side measurement is used in determining angle classification of a triangle. By squaring sides, they predict whether triangles be right, obtuse, or acute. They prove the Pythagorean Theorem and use it to solve...
Worksheet
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Areas by Dissection

For Students 8th - 10th
In this areas by dissection worksheet, learners find the area of given composite figures. This three-page worksheet contains examples, explanations, and 16 problems. Answers are provided on page three.
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Trigonometric Ratios

For Students 10th - 12th
In this trigonometric ratios learning exercise, students determine the value of trigonometric ratios.  They find the area of triangles, determine the length of one side, and compute the degrees in an angle.  This five-page...
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Exploring Area and Perimeter

For Teachers 4th - 6th
Two students are blindfolded and each receives a cardboard square, one with pompoms glued around the edge and one with pompoms glued all over the surface. They identify what they feel. The class discusses perimeter and area of polygons....
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Areas and Volumes

For Teachers 10th
Tenth graders calculate the area and the volumes of polygons. In this geometry lesson, 10th graders review the formulas used to solve for the area and volume and explain to the class how they arrived at their answer. They search online...
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Reviewing Facts Through 10

For Teachers K - 1st Standards
Manipulatives are always fun for children to use. They use connecting cubes and blocks to solve addition and subtraction word problems with numbers up to 10. They then play a math game and use their cube to create number sentences....
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Make Your own Treasure Hunt!

For Teachers Pre-K - 4th
Students participate in a variety of treasure hunts to promote critical thinking skills. In these problem solving lessons, students go on a photo hunt, scavenger hunt, clue hunt, and map hunt, looking for specific treasures.
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Congruent Figures

For Students 4th - 6th
In this congruent figures worksheet, students write the letters of the figures that solve each of 6 problems relating to congruency/non-congruency