+
Instructional Video22:15
2
2
Flipped Math

Intro to Proofs

For Students 9th - 12th Standards
Prove the best way to keep up in Geometry. Scholars first review algebraic properties from Algebra. Learners then use the properties to create two-column proofs to solve linear equations before completing algebraic proofs by providing...
+
Lesson Plan
EngageNY

Similarity

For Students 9th - 10th Standards
Learn similarity through a transformations lens! Individuals examine the effects of transformations and analyze the properties of similarity, and conclude that any image that can be created through transformations is similar. The...
+
Lesson Plan
EngageNY

Unknown Angle Proofs—Writing Proofs

For Teachers 9th - 10th Standards
What do Sherlock Holmes and geometry have in common? Why, it is a matter of deductive reasoning as the class learns how to justify each step of a problem. Pupils then present a known fact to ensure that their decision is correct.
+
Worksheet
Curated OER

Identity, Inverse, and Equality Properties

For Students 9th
In this properties worksheet, 9th graders solve and complete 29 various types of problems that include identifying various types of properties. First, they give an example of each property named. Then, students name the property...
+
Worksheet
Curated OER

Identity and Equality Properties

For Students 9th
In this identify and equality properties worksheet, 9th graders solve and complete 14 different problems. First, they solve each equation for the given variable. Then, students name the property or properties illustrated by each...
+
Worksheet
Curated OER

Identity and Equality Properties

For Students 8th - 9th
In this identity and equality properties instructional activity, students solve and complete 20 various types of problems. First, they name the property illustrated by each statement. Then, students evaluate each expression and name the...