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

Hi, what do you want to do?

Create a lesson plan
Create a lesson plan
Generate resources with 80+ AI teacher tools
Generate resources with 80+ AI teacher tools
Search 200,000 instructional videos
Search 200,000 instructional videos
Find a teaching resource
Find a teaching resource
Constructing ASA Triangles Instructional VideoConstructing ASA Triangles Instructional Video
Publisher
Corbett Maths
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
8th - 11th
Subjects
Math
1 more...
Resource Types
Instructional Videos
2 more...
Media Length
2:22
Audiences
For Teacher Use
1 more...
Duration
10 mins
Instructional Strategies
Direct Instruction
1 more...
Technology
Video
Internet Access
Accessibility
Closed Captions
1 more...
Year
2016
Usage Permissions
Fine Print: Educational Use
Instructional Video

Constructing ASA Triangles

Curated and Reviewed by Lesson Planet
This Constructing ASA Triangles instructional video also includes:
  • Practice Questions
  • Textbook Exercise
  • Worksheet Answers
  • Join to access all included materials

The narrator of a short video explains the steps in constructing a triangle given the measure of two angles and the length of the side between the angles. The resource provides opportunities for pupils to practice the skill with two different worksheets.

7 Views 8 Downloads
CCSS: Adaptable

Concepts

congruent triangles, triangles, shapes drawing, protractor skills, ruler skills

Additional Tags

math

Instructional Ideas

  • Use the resource to determine whether all triangles scholars draw using ASA are congruent

Classroom Considerations

  • The constructions are technically drawings using a protractor and ruler
  • Worksheets cover multiple videos on triangle constructions

Pros

  • Practice sheet provides space to create the requested triangle
  • Explains the steps before performing them

Cons

  • None

Common Core

HSG-CO.B.8 MP5 MP6

See similar resources:

Assessment

Loci and Constructions

Mathed Up!
A General Certificate of Secondary Education math review has class members make basic constructions. Using a protractor and a ruler along with a compass, pupils develop drawings of triangles with given measurements. Scholars use their...
8th - 11th Math
CCSS: Adaptable
Lesson Plan

Two Triangles' Area

Curated OER
Need an activity for teaching the Pythagorean Theorem? Geometry juniors apply the Pythagorean theorem to two triangles to determine a final calculation. 
7th - 9th Math
CCSS: Designed
Unit Plan

Congruence, Construction and Proof

Mathematics Vision Project
Learn about constructing figures, proofs, and transformations. The seventh unit in a course of nine makes the connections between geometric constructions, congruence, and proofs. Scholars learn to construct special quadrilaterals,...
9th - 10th Math
CCSS: Designed
Lesson Plan

Constructions

Odell Education
Pupils learn the steps for basic constructions using a straightedge, a compass, and a pencil. Pairs develop the skills to copy a segment and an angle, bisect a segment and an angle, and construct parallel and perpendicular lines.
9th - 11th Math
CCSS: Adaptable
Worksheet

Construct, Bisect, Duplicate: Geometry Practice with Compass and Straight Edge

Curated OER
Geometers employ a straight edge and compass to duplicate and bisect segments and angles, construct perpendiculars, parallel lines, figures, and circles with points of concurrency. Ample practice with 65 questions across 8 worksheets. No...
9th - 12th Math
Lesson Plan

Understanding Proportions and Scale Drawings

Curated OER
Proportions are ratios found using multiplication or division. Middle schoolers solve measurement problems, find a figure's missing dimension, and find the distance between two points. Resource features four lesson plans with detailed...
7th - 8th Math
Instructional Video

Constructing SAS Triangles

Corbett Maths
Two sides and an angle ... a triangle it makes. Given the measure to two sides and the angle between them, the narrator of a short video shows how to draw a triangle with a ruler and protractor. Pupils use handouts to practice the newly...
2 mins 8th - 11th Math
CCSS: Adaptable
Instructional Video

Constructing SSS Triangles

Corbett Maths
Creating a triangles is as easy as 5, 6, 7. Using a ruler and compass to measure off lengths, a short video shows how to construct a triangle with three specific side lengths. The example creates a triangle with side lengths of 5 cm, 6...
3 mins 8th - 11th Math
CCSS: Adaptable
Instructional Video

Constructing Equilateral Triangles and 60 Degree Angles

Corbett Maths
Creating a 60-degree angle also creates an equilateral triangle. By watching the video, individuals learn the steps required to construct a 60-degree angle. The presentation shows that the process is the same for constructing an...
3 mins 8th - 12th Math
CCSS: Adaptable
Instructional Video

Construct a 45 Degree Angle

Corbett Maths
Create a 45-degree angle without bisecting an angle. A video shows a method to construct a 45-degree angle without needing to bisect a right angle. By constructing an isosceles right triangle, the presenter constructs a 45-degree angle...
2 mins 8th - 11th Math
CCSS: Adaptable
Try It Free
© 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