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Algebraic Proofs in Saxon Geometry

Algebraic Proofs in Saxon Geometry

Assessment

Interactive Video

•

Mathematics

•

6th - 10th Grade

•

Practice Problem

•

Hard

•
CCSS
HSA.REI.A.1, 8.EE.C.7A, 8.EE.A.2

Standards-aligned

Created by

Jackson Turner

FREE Resource

Standards-aligned

CCSS.HSA.REI.A.1
,
CCSS.8.EE.C.7A
,
CCSS.8.EE.A.2
This video tutorial introduces students to the concept of proofs in geometry, focusing initially on algebraic proofs. It provides step-by-step solutions to algebraic equations, demonstrating the use of properties like subtraction and division of equality. The tutorial also includes exercises on reordering proof steps and applying proofs to find dimensions of a rectangular shed. The aim is to help students understand and practice the logical process of proving mathematical statements.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a proof in the context of geometry?

A type of equation

A geometric shape

An argument that uses logic to show a conclusion is true

A set of calculations

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving the equation x + 5 = 4x + 2?

Add 4x to both sides

Subtract 4x from both sides

Multiply both sides by 2

Divide both sides by 4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After simplifying x - 4x + 5 = 4x - 4x + 2, what is the resulting equation?

3x + 5 = 2

-3x + 5 = 2

x + 5 = 2

-3x = 2

Tags

CCSS.8.EE.C.7A

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What property is used when you subtract 5 from both sides of the equation?

Addition property of equality

Multiplication property of equality

Subtraction property of equality

Division property of equality

Tags

CCSS.HSA.REI.A.1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final value of x in the equation x + 5 = 4x + 2?

x = 2

x = 1

x = 3

x = -1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving the equation 4x + 5/3 = 5x + 7/4?

Add 3 to both sides

Multiply both sides by 12

Subtract 5 from both sides

Divide both sides by 4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What property is used when you multiply both sides of an equation by the same number?

Addition property of equality

Multiplication property of equality

Subtraction property of equality

Division property of equality

Tags

CCSS.HSA.REI.A.1

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