PPT
Sophia Learning

Sophia: Coordinate Geometry of Parallelograms: Lesson 4

For Students 9th - 10th Standards
This lesson will demonstrate how to use slope, midpoint, and distance formulas to determine from the coordinates of the vertices if a quadrilateral is a parallelogram in a coordinate plane. It is 4 of 6 in the series titled "Coordinate...
PPT
Sophia Learning

Sophia: Coordinate Geometry of Trapezoids: Lesson 3

For Students 9th - 10th Standards
This lesson will demonstrate how to use slope, midpoint, and distance formulas to determine from the coordinates of the vertices if a quadrilateral is a trapezoid in a coordinate plane. It is 3 of 4 in the series titled "Coordinate...
PPT
Sophia Learning

Sophia: Coordinate Geometry of Rhombi

For Students 9th - 10th
This lesson will demonstrate how to use slope, midpoint, and distance formulas to determine from the coordinates of the vertices if a quadrilateral is a rhombus in a coordinate plane.
PPT
Sophia Learning

Sophia: Coordinate Geometry of Isosceles Trapezoids: Lesson 3

For Students 9th - 10th
This lesson will demonstrate how to use slope, midpoint, and distance formulas to determine from the coordinates of the vertices if a quadrilateral is an isosceles trapezoid in a coordinate plane. It is 3 of 5 in the series titled...
PPT
Sophia Learning

Sophia: Coordinate Geometry of Parallelograms: Lesson 1

For Students 9th - 10th Standards
This lesson will demonstrate how to use slope, midpoint, and distance formulas to determine from the coordinates of the vertices if a quadrilateral is a parallelogram in a coordinate plane. It is 1 of 6 in the series titled "Coordinate...
PPT
Sophia Learning

Sophia: Coordinate Geometry of Rectangles: Lesson 4

For Students 9th - 10th
This lesson will demonstrate how to use slope, midpoint, and distance formulas to determine from the coordinates of the vertices if a quadrilateral is a rectangle in a coordinate plane. It is 4 of 5 in the series titled "Coordinate...
PPT
Sophia Learning

Sophia: Coordinate Geometry of Squares: Lesson 2

For Students 9th - 10th Standards
This lesson will demonstrate how to use slope, midpoint, and distance formulas to determine, from the coordinates of the vertices if a quadrilateral, if the shape is a square in a coordinate plane. It is 2 of 2 in the series titled...
PPT
Sophia Learning

Sophia: Counterexamples: Lesson 7

For Students 9th - 10th
This lesson will help a learner understand counterexamples. It is 7 of 7 in the series titled "Counterexamples."
PPT
Sophia Learning

Sophia: Cpctc: Lesson 2

For Students 9th - 10th
This lesson will demonstrate the use of CPCTC in triangle congruencey proofs. It is 2 of 4 in the series titled "CPCTC."
PPT
Sophia Learning

Sophia: Translations of Geometric Figures: Lesson 3

For Students 9th - 10th
This lesson will present how to translate a geometric figure on a coordinate plane, and will discuss how the properties of the figure are affected. It is 3 of 5 in the series titled "Translations of Geometric Figures."
PPT
Sophia Learning

Sophia: Volume of a Hemisphere

For Students 9th - 10th Standards
This lesson will present how to find the volume of a hemisphere. Students can look at a presentation and then take a quiz.
Graphic
Interactive Mathematics

Interactive Mathematics: The Ellipse

For Students 9th - 10th
This excellent lesson offers a thorough definition, description, and then step-by-step analysis of ellipses. Includes a focus upon the vertical and horizontal, major and minor axes, transllations of ellipses and more.
PPT
Sophia Learning

Sophia: Using Equations to Describe Proportions

For Students 9th - 10th Standards
This lesson explains how proportional relationships can be described using equations.
Graphic
Curated OER

Get Into Shapes

For Students Pre-K - 1st
Make grocery shopping a mathematical experience. Parents and children explore a variety of math concepts through this collection of engaging math activities. Lesson are presented in varying levels of difficulty, offer "Parent Pointers"...

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