Lesson Planet
Search educational resources
  • Sign In Try It Free
  • AI Teacher Tools
    • Discover Resources Search reviewed educational resources by keyword, subject, grade, type, and more
    • Curriculum Manager (My Content) Manage saved and uploaded resources and folders To Access the Curriculum Manager Sign In or Join Now
    • Browse Resource Directory Browse educational resources by subject and topic
    • Curriculum Calendar Explore curriculum resources by date
    • Lesson Planning Articles Timely and inspiring teaching ideas that you can apply in your classroom
    • Our Story
    • Frequently Asked Questions
    • Testimonials
    • Contact Us
  • Pricing
  • School Access
    • Your school or district can sign up for Lesson Planet — with no cost to teachers
      Learn More
  • Sign In
  • Try It Free
Wolfram Math World: Equilateral Triangle HandoutWolfram Math World: Equilateral Triangle Handout
Publisher
Wolfram Research
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
9th - 10th
Subjects
Math
2 more...
Resource Type
Handouts & References
Audiences
For Administrator Use
2 more...
Lexile Measures
1250L
Handout

Wolfram Math World: Equilateral Triangle

Curated by ACT

MathWorld goes into detail about equilateral triangles at this site. Use this site to find out how to construct an equilateral triangle using a compass and straight edge. Learn about the altitude of such triangles, and the rationality of equilateral triangles as compared to all other triangles. The site also explains how to approach a drawing of an equilateral triangle from any arbitrary triangle.

3 Views 0 Downloads
CCSS: Designed

Concepts

equilateral triangles

Additional Tags

constructing triangles, equilateral triangle inscribed in a circle, equilateral triangle properties, properties of equilateral triangles, triangle construction, ccss.math, hsg.co.13, mathworld: equilateral triangle, mathworld: equilateral triangle hsg.co.13, altitude of an equilateral triangle, construct and equilateral triangle, constructing an equilateral triangle, construction of an equilateral triangle, deltahedron, equilateral triangle, excentral triangle, how to draw an equilateral triangle, rational triangles

Classroom Considerations

  • Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional

Common Core

HSG-CO.D.13

View 6,781 other resources for 9th - 10th Grade Geometry

© 1999-2026 Learning Explorer, Inc.
Teacher Lesson Plans, Worksheets and Resources

Sign up for the Lesson Planet Monthly Newsletter

Open Educational Resources (OER)

  • Health
  • Language Arts
  • Languages
  • Math
  • Physical Education
  • Science
  • Social Studies
  • Special Education
  • Visual and Performing Arts
View All Lesson Plans

Discover Resources

  • Our Review Process
  • How it Works
  • How to Search
  • Create a Collection

Manage Curriculum

  • Edit a Collection
  • Assign to Students
  • Manage My Content
Contact Us Site Map Privacy Policy Terms of Use