Geometry

With Mometrix’s free video review library of mathematics concepts, topics and ideas, you can investigate critical geometry skills that may be required to successfully pass your upcoming test or examination, such as: Angles, Area and Perimeter, Congruent Shapes, Dilation, Circles, Graphs of Functions, Intro to Parallelograms, Introduction to Angles, Line Graph, Rotation, Volume and Surface Area, Width, Length, Perimeter and more. As part of Mometrix’s free comprehensive study resources, which include study guides, flashcards, practice tests and more, you will have access to all of the test preparation tools you need to achieve success on your examination.

Shapes

3D Geometric Shapes Congruent Shapes Determining a Kite Diagonals of Parallelograms, Rectangles, and Rhombi Intro to Parallelograms Lines and Planes Polygons Symmetry

Angles

Angles Complementary Angles Supplementary Angles

Triangles

Area and Perimeter of a Triangle Centroid, Incenter, Circumcenter, and Orthocenter General Rules of Triangles Introduction to Types of Triangles Measurements for Similar Triangles (1/2)Measurements for Similar Triangles (2/2)Proof that a Triangle is 180 Degrees Pythagorean Theorem Right Triangle Word Problem Properties of Similar Triangles

Circles

Finding Tangent Points of a Circle Tangent Lines of a Circle The Diameter, Radius, and Circumference of Circles

Area and Perimeter

Area and Perimeter Area and Perimeter of a Parallelogram Area and Perimeter of a Trapezoid Area and Perimeter of a Triangle Area of a Trapezoid and Rhombus Length, Width, and Perimeter The Diameter, Radius, and Circumference of Circles

Volume and Surface Area

How to Calculate the Volume of 3D Objects How to Find Surface Area of a 3D Shape Volume and Surface Area of a Cube Volume and Surface Area of a Right Circular Cone

Graphs

Graphs of Functions Line Graph Parabolas

Transformations

Dilation in Geometry Rotation Rules Translation

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