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Curated OER
Congruence Statements
In this congruence statements worksheet, 10th graders solve and complete 16 various types of problems. First, they complete each congruence statement listed. Then, students graph each set of points on the coordinate plane provided. They...
Curated OER
Where in the World
Students explore the global grid system. In this globe instructional activity, students identify latitude and longitude lines and how these can tell the coordinates of any place. They use the Internet to find the exact coordinates for...
Curated OER
New York Exam
In this algebra worksheet, students review the basic concepts of algebra and linear equations. They solve polygons and shapes for their area and perimeter. There are 27 questions.
Curated OER
Ovals, Rectangles, Squares, and Triangles
Students identify geometrical shapes displayed in photographs of everyday objects in a metropolitan setting.
Curated OER
Geometry, Word Search Puzzle
In this math worksheet, students look for the words that are related to the math words used in the practice of geometry. They also practice spelling.
Curated OER
Planets, Constellations, and Stars
In this space science worksheet, students find the answers to the research questions that focus on the stars, planets, and constellations.
Curated OER
Properties of Special Parallelograms
Students identify properties of parallelograms. In this geometry lesson, students label polygons as parallelogram or not. They define and label the properties of a kite.
Curated OER
Constructions of Isosceles and Equilateral Triangles
Students explore the difference between drawing and constructing a triangle utilizing The Geometer's Sketchpad on the computer. They create, develop and script constructions for both isosceles and equilateral triangles. Each student has...
Curated OER
Observing the Outer Planets
Learners observe the outer planets. In this science lesson, students use a telescope locate the outer planets of the solar system. Learners create a video of their observations.
Curated OER
Conbination Lock Problem
In this algebra activity, learners solve a word problem sing algebraic equations. They figure put how to unlock a combination lock. There is an answer key with this problem.
Curated OER
Team Defense
Students communicate and work in team fashion on defense. They use correct rotations on defense against a fast break or undermanned situation. In addition, they practice footwork drills, triangle shifts and "Three on Two" drills to...
Curated OER
Worksheet 21
In this math worksheet, students practice using the appropriate formula developed to solve the word problems. They find the correct operation to find the answer to each.
Curated OER
Math Lesson Plan: Bread Bag Tabs: Patterning
Students explore the concept of patterning. In this patterns lesson, students use recycled plastic tab closures as well as their problem solving skills to identify and create patterns.
Curated OER
Family Activity: Triangles and Quadrilaterals
In this triangles and quadrilaterals worksheet, students solve 7 short answer problems. Students find objects around the house that are constructed from triangles, parallelograms, trapezoids, squares, rectangles. Students sketch the...
Curated OER
Clocks and Time
Young scholars construct clocks and then learn how to read a clock face, tell time, and determine how much time has elapsed.
CK-12 Foundation
Ck 12: Elem Math: Counting Right Angles in a Turn
[Free Registration/Login may be required to access all resource tools.] Practice counting the number of right angles within sections of a circle in this learning module. Includes video demonstration of a sample problem [2:36] and...
Homeschool Math
Homeschool Math: Lines, Rays, and Angles
This fourth-grade geometry lesson teaches the definitions for a line, ray, angle, acute angle, right angle, and obtuse angle. We also study how the size of the angle is ONLY determined by how much it has "opened" as compared to the whole...
Mangahigh
Mangahigh: Shape: Right Angle in a Semi Circle Rule
Test your knowledge of the measurement of angles in a triangle.
Illustrative Mathematics
Illustrative Mathematics: G Gpe Slopes and Circles
The purpose of this task is to lead students through an algebraic approach to a well-known result from classical geometry, namely, that a point X is on the circle of diameter AB whenever angle AXB is a right angle. This consists of...
TeachEngineering
Teach Engineering: Robo Clock
Students learn various topics associated with the circle through studying a clock. Topics include reading analog time, understanding the concept of rotation (clockwise vs. counter-clockwise), and identifying right angles and straight...
CK-12 Foundation
Ck 12: Algebra Ii: 4.2 Right Triangle Trig Extended to Circles With a Model
This section explores the relationship between right triangles, circles, and trigonometry. It investigates how a right triangle that is set inside a circle and rotates around the circle is connected to trigonometric functions and their...
Illustrative Mathematics
Illustrative Mathematics: G Gpe.5 Triangles Inscribed in Circle
For this task, students use ideas about linear functions to determine when certain angles are right angles. They use the fact that two lines (if not vertical or horizontal) are perpendicular when their slopes are inverse reciprocals, as...
CK-12 Foundation
Ck 12: Algebra Ii: 4.3 the Unit Circle
Activities in this lesson explore how to identify the coordinates where special right triangles intersect with the unit circle in all four quadrants, use both degrees and radians to identify angles, and explore angles of different sizes...
Purple Math
Purplemath: Inverses of Trigonometric Ratios
You know that you can take side lengths and find trig ratios, and you know you can find trig ratios (in your calculator) for angles. What is missing is a way to go from the ratios back to the original angles. And that is what "inverse...