+
Worksheet
Curated OER

Geometry: Congruent Figures

For Students 4th - 5th
In this congruent worksheet, students identify congruent figures in a given set of shapes. A reference website for additional resources is given.
+
Lesson Plan
Curated OER

Midpoints and Segment Congruence

For Teachers 8th - 10th
In this midpoint worksheet, students use a number line to find the midpoint of a line segment. Next, they find the midpoint of a line using the coordinate plane. Examples of how to use each method are given at the beginning of the...
+
Worksheet
Curated OER

Regular & Irregular Polygons

For Students 7th
In this polygons worksheet, 7th graders identify and complete 8 different problems that include determining the types of various polygons. First, they use the table to the left to color each of the polygons illustrated. Then, students...
+
Worksheet
Curated OER

Similar and Congruent #3

For Students 4th - 6th
In this similar and congruent worksheet, students determine how shapes are related, checking either similar but not congruent, congruent or neither similar or congruent. A reference web site is given for additional activities.
+
Worksheet
Curated OER

Similar and Congruent Shapes

For Students 5th - 6th
In this similar-congruent worksheet, students determine measures of unknown angles, draw congruent shapes and determine whether shapes are congruent. A reference web site is given for additional activities.
+
Worksheet
Curated OER

Congruent Chords, Parallel chords and Perpendicular Chords

For Students 10th - 11th
In this geometry worksheet, students solve problems about congruent, parallel, and perpendicular chords and bisectors.  There are 9 problems with an answer key.
+
Lesson Plan
Curated OER

An Introductions to Congruent Polygons

For Teachers 8th - 10th
Students differentiate between similar and congruent polygons. In this geometry lesson, students define the theorems and reasons for polygons similarity and congruence. They are given pictures and patterns to differentiate and identify.
+
Worksheet
Curated OER

Eighteen SSS or SAS Triangle Congruence Problems

For Students 9th - 10th
In this triangle congruence worksheet, students state if triangles are congruent and if the congruence is based on side, side, side or the side, angle, side theorems in eighteen problems.  The solutions are found on the last two pages.
+
Lesson Plan
Curated OER

CSI Investigation of Congruence and Similarity

For Teachers 9th - 12th
Students differentiate between similarity and congruence using polygons. In this geometry lesson, students label triangles based on their properties. They find missing sides and angles using the interior sum theorem.
+
Lesson Plan
Curated OER

Why can't We Use SSA to Prove Triangles Congruent?

For Teachers 9th - 10th
Students investigate triangles and congruences. In this geometry lesson, students differentiate between inductive and deductive reasoning. They differentiate between similar and congruent triangles.
+
Lesson Plan
Curated OER

Congruent Triangles

For Teachers 10th
Tenth graders explore congruent triangles.  For this geometry lesson, 10th graders investigate the conditions necessary to prove two triangles are congruent by SSS, ASA, AAS, or SAS. 
+
Lesson Plan
Curated OER

An Application of Congruence

For Teachers 9th - 10th
Students solve triangles using the properties if congruency. In this geometry lesson, students apply congruent and similar figures to solve real world and math problems. They show they are able to follow instructions.
+
Worksheet
Curated OER

Exploring Congruent Triangles

For Students 10th
In this congruent triangles worksheet, 10th graders solve 10 different problems related to exploring various types of congruent triangles. First, they label the corresponding parts and use the figures to complete each statement. Then,...
+
Worksheet
Curated OER

Proving Figures Congruent

For Students 10th
In this proving figures congruent activity, 10th graders solve and complete 11 different problems. First, they determine the additional information needed to prove the triangles congruent. Then, students determine which postulate, if...
+
Worksheet
Curated OER

Midpoints and Segment Congruence

For Students 10th
For this midpoints and segment congruence worksheet, 10th graders solve 16 various types of problems related to determining the midpoint and segment congruence in various situations. First, they use the given figure to determine whether...
+
Worksheet
Curated OER

Midpoints and Segment Congruence

For Students 10th
In this midpoints and segment congruence worksheet, 10th graders solve 14 different problems that relate to determining the midpoints and segments congruence in each. First, they use the given number line to find the coordinates of the...
+
Worksheet
Curated OER

Hands On: Construct Triangles and Rectangles

For Students 4th - 7th
In this congruent triangles and rectangles learning exercise, students solve 6 word problems where they identify whether triangles and rectangles are congruent, and construct triangles. Students must explain their reasoning and prove...
+
Worksheet
Curated OER

Eyes on Art

For Students 4th - 5th
In this geometry worksheet, students examine 2 geometric figure drawn on a grid and then draw congruent figures. Next, students answer 1 fill in the blank question where they look at a figure and determine which sections are congruent. ...
+
Lesson Plan
Curated OER

Investigation - Can You Guess My Favorite Color?

For Teachers 2nd
Second graders explore a bag of mixed pattern blocks. As a class they discuss different attributes of these shapes. For this math lesson, 2nd graders search to find shapes that are similar by placing shapes on top of one another to...
+
Lesson Plan
Curated OER

Geometry

For Teachers 4th
Fourth graders explore symmetry and congruent figures. They draw letters of the alphabet that have symmetry, draw congruent figures, draw figures on dot paper, and complete three worksheets.
+
Worksheet
Curated OER

Area of Right Triangles

For Students 8th - 10th
In this are of right triangles activity, students read graphs and explore congruent triangles.  They find the area of rectangles and of right triangles.  This one-page activity contains explanations, instructions, and 8 problems.
+
Worksheet
Curated OER

Congruent Figures

For Students 3rd - 5th
In this congruent figure worksheet, students select the shape in a row that is congruent with the shape that begins that row, 4 rows total.
+
Lesson Plan
Virginia Department of Education

Similar Figures

For Teachers 7th
How similar do figures have to be to be similar figures? Individuals learn to identify similar figures by verifying that angles are congruent and sides are proportional. Additionally, they match the corresponding parts of similar figures.
+
Assessment
Inside Mathematics

Circles in Triangles

For Teachers 9th - 12th Standards
Challenge the class with inscribed circles in triangles. The assessment task requests class members use their knowledge of circles and right triangles to prove two triangles are congruent. They go on to utilize their knowledge of...

Other popular searches