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
Geometry: Areas of Triangles WorksheetGeometry: Areas of Triangles Worksheet
Publisher
Helping with Math
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
7th - 9th
Subjects
Math
1 more...
Resource Types
Worksheets
2 more...
Audiences
For Teacher Use
1 more...
Usage Permissions
Fine Print: Educational Use
Worksheet

Geometry: Areas of Triangles

Curated and Reviewed by Lesson Planet
This Geometry: Areas of Triangles worksheet also includes:
  • Answer Key
  • Join to access all included materials

For this areas of triangles instructional activity, students observe given polygons. They determine the area of triangles, rectangles and compound figures. This one-page instructional activity contains 5 multi-step problems. This instructional activity may be completed on-line or published in printed form. Answers are provided.

19 Views 69 Downloads
CCSS: Designed

Concepts

area, rectangles, polygons, quadrilaterals, triangles

Additional Tags

area, rectangle, triangle, math

Classroom Considerations

The answer key to the worksheet appears when you click on the little box next to "Show Answers" at the top of the page.

Common Core

4.MD.A.3

View 50,068 other resources for 7th - 9th Grade Math

© 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