CK-12 Foundation
Properties of Congruence: Polygon Party
Don't let congruent figures drag you down. Young mathematicians use an interactive to drag figures onto one another to determine if the figures are congruent.
CK-12 Foundation
Properties of Congruence: Congruent Figures
No two resources are exactly the same, but polygons can be. Scholars match congruent figures by dragging them together in an interactive. They answer some challenge questions that justify their matches.
Curated OER
Similar Polygons
For this similar polygons worksheet, students identify the corresponding sides of polygons. They use proportions to solve problems. Students determine the scale factor of similar figures. This two-page worksheet...
Curated OER
Similar Figures
In this similar figures learning exercise, students identify the meaning of similar, corresponding sides, and congruent. They use proportions to find the length of a missing side. Students dilate given figures according to a...
Scholastic
Study Jams! Solid Figures
Figure out the correct name for different three-dimensional shapes by watching the presentation on solid figures. Go through the main figures and read about the characteristics of each. Finish the topic with a multiple choice online...
Curated OER
Geometry
In this geometry worksheet, students identify the different shapes created by nets. They also identify the intersection of lines and planes. There are 5 questions with an answer key.
Curated OER
Parallelograms Multiple Choice
For this geometry worksheet, students calculate the different measurements for parallelograms using the properties of quadrilaterals. They are given partial information and must solve the problem. There are 6 questions with an...
Curated OER
Surface Area of Prism
Tenth graders are provided instructions, including a video, on calculating the surface area of a prism. The one-page interactive worksheet contains two worked questions. Answers are included.
Sophia Learning
Sophia: Sum of Angles in Polygons
This tutorial with video and slideshow components investigate the characteristics of polygons as well as how to calculate the interior and exterior angles of any polygon. It offers two PowerPoint presentations and two videos that feature...
Math Open Reference
Math Open Reference: Congruence
A complete reference guide to congruence including congruent triangles and polygons. It provides definitions, animation, and interactive activities that enhance further explanation.
CK-12 Foundation
Ck 12: Sss Triangle Congruence
[Free Registration/Login Required] Students will use the interactive lines to determine if the triangles are congruent. Students can click learn more to watch a video and can click challenge me to answer quiz like questions.
CK-12 Foundation
Ck 12: Sas Triangle Congruence
[Free Registration/Login Required] Students are asked to create a triangle that is congruent to the given triangle. Click on learn more to watch a video and challenge me to answer a practice question.
CK-12 Foundation
Ck 12: Asa and Aas Triangle Congruence
[Free Registration/Login Required] Students are given triangles and angles and are to determine which triangles are congruent. Click learn more to watch a video and challenge me to try a practice question.
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