• #### Regions Between Circles and Squares - Concept

##### Math›Geometry›Area
How to calculate the area between a square and an inscribed circle.
• #### Regions Between Circles and Squares - Problem 1

##### Math›Geometry›Area
How to calculate the area of a region formed by four circles inside a square.
• #### Regions Between Circles and Squares - Problem 2

##### Math›Geometry›Area
How to calculate the area of a region formed by four quarter circles inside a square.
• #### Surface Area of Pyramids - Problem 1

##### Math›Geometry›Area
How to calculate the surface area of a square pyramid, given the side length and height.
• #### Area and Perimeter of Rectangles - Problem 2

##### Math›Pre-Algebra›Introductory Geometry
Finding decimal approximations and exact areas and perimeters for parallelograms with square root side lengths
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• #### Pythagorean Theorem Proofs - Concept

##### Math›Geometry›Pythagorean Theorem
How to prove the Pythagorean Theorem using Algebra to show the area of the smaller square plus the area of four triangles is equal to the area of the larger square.
• #### Pythagorean Theorem Proofs - Concept

##### Math›Trigonometry›Pythagorean Theorem
How to prove the Pythagorean Theorem using Algebra to show the area of the smaller square plus the area of four triangles is equal to the area of the larger square.
• #### Factoring: Special Cases Part I - Problem 2

##### Math›Algebra›Factoring
How to find the side length of a square if given its area.
• #### Pythagorean Theorem Proofs - Problem 1

##### Math›Geometry›Pythagorean Theorem
How to prove the Pythagorean Theorem by rearranging triangles inside a square.
• #### Pythagorean Theorem Proofs - Problem 1

##### Math›Trigonometry›Pythagorean Theorem
How to prove the Pythagorean Theorem by rearranging triangles inside a square.
• #### 45-45-90 Triangles - Problem 4

##### Math›Geometry›Pythagorean Theorem
How to calculate the area of a 45-45-90 triangle given only the length of the hypotenuse.
• #### 45-45-90 Triangles - Problem 4

##### Math›Trigonometry›Pythagorean Theorem
How to calculate the area of a 45-45-90 triangle given only the length of the hypotenuse.
• #### Volume of Pyramids - Problem 1

##### Math›Geometry›Volume
How to find the volume of a square pyramid given the base side length and slant height.
• #### Volume of Prisms - Problem 3

##### Math›Geometry›Volume
How to find the volume of an oblique square prism given a side and the height of the prism.