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Lesson Plan
Curated OER

Similarity and Congruence

For Teachers 9th - 12th
Students determine that two figures are similar or congruent by investigating figures that are similar and figures that are congruent. They prove that two figures are similar or congruent by using definitions, postulates, and theorems.
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Worksheet
Curated OER

Radian Measures

For Students 8th - 10th
In this math worksheet, students determine the radian measures for the different fractions or angles for the circles. Then students apply the knowledge to an advanced word problem in number 13.
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Worksheet
Curated OER

What Number Differs from its Reciprocal by 1?

For Students 10th - Higher Ed
In this reciprocal worksheet, students identify the number that differs from its reciprocal by 1.  The significance of this number is that it is the golden ratio.  The solution to the problem is provided.
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Worksheet
Curated OER

Defining the Circular Functions

For Students 10th - 12th
In this calculus instructional activity, students solve values involving trigs and the unit circle. They identify graphs of sine, cosine and tangents. They solve for angles using the unit circle and the calculator.
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Worksheet
Curated OER

Radicals and the Irrational Numbers

For Students 9th - 10th
In this Integrated Algebra worksheet, students differentiate between rational and irrational numbers and locate irrational numbers on a number line.  The one page worksheet contains six problems.  Answers are provided. 
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Curated OER

Radian Measure

For Students 11th - 12th
In this Algebra II/Pre-calculus activity, students explore radian measure of an angle and convert between degree and radian measure. The seven page activity contains explanation, examples, and nineteen multi-part problems. Answers are...
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Worksheet
Curated OER

Worksheet 15 - Spring 1996

For Students 11th - Higher Ed
For this math worksheet, students solve the functions from the definition of Taylor polynomials of degree 4 centered at zero.
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Worksheet
Curated OER

Estimating the Cost of Shopping

For Students 3rd - 4th
In this math worksheet, students choose 20 items from a shopping list that includes the price of each food. Students estimate the cost of the list and then figure out the actual cost.
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Worksheet
Curated OER

Counting Significant Digits

For Students 8th - 12th
In this significant digits worksheet, students are given twelve measurements and they determine the total number of significant digits in each given number.
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Lesson Plan
Curated OER

Square Roots, Number Classification, Ordering & Graphing

For Teachers 9th
Ninth graders identify numbers as rational or irrational. Using calculators estimation, and factoring methods, 9th graders compute the square root of numbers. They graph numbers in sequential order and round numbers integers to the...
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Worksheet
Curated OER

Anzac Maths

For Students 6th - 8th
In this math worksheet, students read the word problems and apply the information into obtaining the solutions using the correct operation of addition, subtraction, multiplication, or division.
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Worksheet
Curated OER

Integrated Algebra Practice: Square Roots

For Students 8th - 10th
In this square roots worksheet, students calculate the square roots of whole numbers and rational numbers. Seven problems have multiple choice answers. The remaining 13 problems are short answer. One problem involves graphing a function....
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Worksheet
Curated OER

Number Theory: Scientific Notation

For Students 4th - 6th
In this scientific notation worksheet, students solve a total of 10 problems, writing numbers given in problems using scientific notation, then numbers given in scientific notation in standard form.
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Worksheet
Curated OER

Scientific Notation Worksheet

For Students 8th - 10th
In thsi scienfic notation worksheet, students answer 10 questions converting back and forth between scientific notation and standard form.  Students write very big and very small numbers using scientific notation.
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Worksheet
Curated OER

Significant Figures

For Students 9th - 11th
In this significant figures worksheet, students read about how to determine the number of significant figures and how to solve problems using significant figures. Then students complete 12 problems.
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Lesson Plan
Curated OER

Scientific Notation

For Teachers 7th - 9th
Students observe the teacher writing numbers and determine the rules for scientific notation. After explanations, they perform operations on numbers in scientific nation and discuss reasons for using this method of writing numbers and...
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Worksheet
Curated OER

Analyzing Solutions Computed Using Euler's Method

For Students Higher Ed
In this analyzing solutions worksheet, students use Euler's Method to estimate the value of given functions. They estimate solutions using the piecewise-linear function model and sketch the information onto a graph. This two-page...
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Lesson Plan
Curated OER

Skittles Lab

For Teachers 4th - 6th
Students use Skittles as manipulatives to practice computing decimals from fractions, computing decimals into percentages, and creating bar graphs from gathered data.
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Lesson Plan
Curated OER

Understanding Distance in Space

For Teachers 7th - 8th
Students discover the vocabulary used for distances in space and review measurement units and instruments before creating a scale model of the planets. They determine how to calculate the relative distances between the planets using a...
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Lesson Plan
Curated OER

Intro To Probability

For Teachers 6th - 8th
Students investigate the concepts related to the practice of using probability. They review the use of mean, median, and mode within the context of previous instruction. Students predict outcomes and calculate them in small groups. The...
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Worksheet
Curated OER

Law of Sines and Law of Cosines

For Students 9th - 11th
In this sine and cosine worksheet, students use the law of sines and law of cosines to find the required part of a triangle. Examples and explanations are provided. This three-page worksheet contains 24 problems. Answers are listed at...
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Lesson Plan
Curated OER

Healing of Wounds

For Teachers 10th - 12th
In this exponential function worksheet, students apply mathematics to the healing of wounds. Students use their calculator to compute the size of a wound after a given number of days. They show the solution algebraically as well as...
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Lesson Plan
Curated OER

Similarity and Congruence

For Teachers 9th - 12th
Students explore the concept of similarity and congruence. In this similarity and congruence lesson, students identify and verify whether or not two figures are similar, congruent, or neither. Students use postulates and theorems such as...
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Lesson Plan
Curated OER

Similarity and Congruence

For Teachers 9th - 12th
Students explore the concept of similarity and congruence. In this similarity and congruence instructional activity, students cut out strips of paper and form a triangle. Students try to prove that their triangles are congruent using the...