Curated OER
Proposed Problems
In this math worksheet, students find the solutions to the problems that involve solving equations with and without rational expressions.
Curated OER
Antonym Practice
In this antonyms activity, students complete sentences in column A matching italicized words to their antonym in column B, 10 sentences total.
Curated OER
Chemical Engineer
Pupils identify toxic household products. In this ecology instructional activity, students research on the health effects, rating and disposal of these products. They rank them based on the danger they pose.
Cuemath
Cuemath: Acute Triangle
Explore the world of acute triangles in this mini-lesson. Explores its properties, how to create it, and other interesting facts related to acute triangles.
Wolfram Research
Wolfram Math World: Acute Triangle
This MathWorld site gives a short discussion on acute triangles with links to related terms and topics. The site offers a discussion on the least number of acute triangles to compose various polygons, and a discussion on the relationship...
Government of Alberta
Learn alberta.ca: Mathematics Glossary: Acute Angle
Get a visual and animated definition of what an acute angle is, as well as examples of acute angles in the real world.
Government of Alberta
Learn alberta.ca: Mathematics Glossary: Acute Triangle
Get a visual and animated definition of what an acute triangle is, as well as examples of acute angles in the real world. [Requires Java.]
Math Open Reference
Math Open Reference: Acute Angle
Learn about acute angles with this helpful reference tool. Provides a detailed definition, images, and an interactive activity that enhances further explanation. Includes links to related topics.
Mayo Clinic
Mayo Clinic: Severe Acute Respiratory Syndrome (Sars)
This site addresses some basic questions and concerns about the Severe Acute Respiratory Syndrome (SARS). Content includes a focus on its symptoms and current treatment options.
American Academy of Family Physicians
American Academy of Family Physicians: Acute Bronchitis
This is a comprehensive article from the American Family Physician journal about acute bronchitis and its treatments.
US National Library of Medicine
Medline Plus: Severe Acute Respiratory Syndrome (Sars)
This site provides a list of links to information about Severe Acute Respiratory Syndrome (SARS). Content includes links to the latest news, information about the diesase, pictures and diagrams, prevention and screening information,...
Khan Academy
Khan Academy: Draw Right, Acute, and Obtuse Angles
Create an acute, right, or obtuse angle using a given vertex. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Draw Right, Acute, and Obtuse Angles
Create an acute, right, or obtuse angle using a given vertex.
Macmillan Cancer Support
Cancerbackup: Acute Myeloid Leukemia Information Center
This complete site defines leukemia in general and proceeds to examine the causes, diagnosis, and treatment of acute myeloid leukemia.
Shodor Education Foundation
Shodor Interactivate: Lesson: Angles (Elementary)
In this lesson students will learn what determines whether an angle is acute, obtuse or a right angle.
CK-12 Foundation
Ck 12: Elem Math: Classifying Angles as Right, Acute, or Obtuse
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are presented with angles and must identify what type each is. An accompanying video demonstrates a sample problem. [2:10] A set of...
Math Is Fun
Math Is Fun: Acute Angle
This very basic website gives a clear, simple explanation of what an acute angle is.
CK-12 Foundation
Ck 12: Elem Math: Classifying Right Obtuse or Acute by Angle Measure
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on how to classify triangles based on angle measures.
Lawrence Hall of Science
The Math Page: Trigonometry: Trig Functions of an Acute Angle
Here is a site that clearly and thoroughly explains the trigonometric functions of acute angles within a right triangle. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point...
Khan Academy
Khan Academy: Immunology of Acute vs. Chronic Inflammation
Read this passage and study the graphics to complete a five-question quiz on the Immunology of Acute vs. Chronic Inflammation.
Math Open Reference
Math Open Reference: Acute Triangle
Explore acute triangles with this handy reference guide. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.
Centers for Disease Control and Prevention
Centers for Disease Control: Acute Radiation Syndrome
Information about acute radiation sickness, also known as acute radiation syndrome.
Other
Hartford Hospital: Acute Bronchitis
This site provides a detailed description of acute bronchitis and how it differs from chronic bronchitis. Explains causes, symptoms, diagnosis, and treatment.
The Math League
The Math League: Angles and Angle Terms: Acute Angles
This tutorial provides a basic definition and examples of acute angles.
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