Congruent Triangles Proofs Puzzles – Geometry Activity
$3.00Hands-on proof puzzles for high school geometry. Students arrange cut-out pieces to build two-column, flowchart and paragraph proofs of triangle congruence.
Showing 161–176 of 237 results


Hands-on proof puzzles for high school geometry. Students arrange cut-out pieces to build two-column, flowchart and paragraph proofs of triangle congruence.


A 20 to 30 minute geometry practice activity. Students classify quadrilaterals in the coordinate plane using the distance, midpoint and slope formulas.


Complete Algebra 1 unit on inequalities: multi-step, compound, absolute value, and two-variable linear inequalities. About 11 days, with editable files.


A color-by-number activity for high school geometry on the properties of rectangles, rhombi and squares. Takes 20 to 30 minutes. Answer key included.


A maze worksheet for high school geometry. Students find angle measures and solve for variables in isosceles and equilateral triangles. Answer key included.


100 task cards for the start of high school geometry, reviewing pre-algebra, algebra and geometry foundations. Instructions and answer keys included.


Six stations for beginning high school geometry on measuring and classifying angles, the Angle Addition Postulate and solving with angle relationships.


Scavenger hunt with 16 compound interest problems for grades 8 to 10. Includes a recording sheet, two print sizes, and a Google Slides version.


Matching activity for high school geometry. Students separate overlapping triangles, mark congruent parts and complete congruence statements.


A 40-slide Google Slides interactive notebook for Algebra 1 quadratic functions and equations, with Google Forms assessments and video examples.


A scavenger hunt for middle and high school geometry on interior and exterior angle sums of polygons. Students solve problems at stations around the room.


A matching worksheet on the Triangle Midsegment Theorem for high school geometry and advanced middle school students. Takes 20 to 30 minutes.


Color-by-number activity for high school geometry on the Triangle Angle Sum Theorem and Exterior Angle Theorem. Takes 15 to 30 minutes.


18 task cards for 8th grade math and Algebra 1 on solving systems of equations by elimination and substitution. Printable, Google Slides and Google Forms.


Ordering and matching activity for high school geometry. Students identify assumptions and sequence statements to complete indirect proofs.


High school geometry matching activity on symbolic logic. Students match written compound statements to their symbolic form. Answer key included.