• The Law of Cosines - Problem 1

Math›Geometry›Basic Trigonometry
How to use the law of cosines to find a missing side in a triangle.
• Pythagorean Theorem - Problem 1

Math›Pre-Algebra›Introductory Geometry
Using the Pythagorean Theorem to find integer side lengths of right triangles
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• Mathematical Induction - Problem 3

Math›Algebra 2›Sequences and Series
Using Mathematical Induction to prove an inequality when "n" is on both sides of the equation.
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• The Law of Cosines - Problem 1

Math›Trigonometry›Basic Trigonometry
How to use the law of cosines to find a missing side in a triangle.
• Rhombus Properties - Concept

Math›Geometry›Polygons
How to define a rhombus and compare it to a square and rectangle.
• Rhombus Properties - Problem 2

Math›Geometry›Polygons
How to find the length of diagonals and angles in a rhombus.
• Pythagorean Theorem - Problem 2

Math›Pre-Algebra›Introductory Geometry
Using the Pythagorean Theorem to find decimal approximations for missing side lengths in a right triangle
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• 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.
• Equiangular Polygon Sums - Problem 2

Math›Geometry›Polygons
How to find the number of sides in an equiangular polygon given the measure of one angle.
• Similarity and Area Ratios - Problem 3

Math›Geometry›Similarity
How to find the area of similar triangles given one side length and one area.
• The Law of Sines - Problem 1

Math›Geometry›Basic Trigonometry
How to find the length of a triangle given two angles and a side, using the law of sines.
• The Law of Sines - Problem 1

Math›Precalculus›Basic Trigonometry
How to find the length of a triangle given two angles and a side, using the law of sines.
• Area and Perimeter of Rectangles - Problem 3

Math›Pre-Algebra›Introductory Geometry
Finding area and perimeter of parallelograms with variables in side lengths
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• Pythagorean Theorem - Problem 3

Math›Pre-Algebra›Introductory Geometry
Using the Converse of the Pythagorean Theorem to determine whether or not three sides would create a right triangle
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• Area and Perimeter of Triangles - Problem 3

Math›Pre-Algebra›Introductory Geometry
Finding the area and perimeter of triangles with variables in the side lengths
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• Triangle Midsegment Properties - Problem 1

Math›Geometry›Polygons
How to solve for lengths in a triangle with two midsegments.
• Kite Properties - Problem 3

Math›Geometry›Polygons
How to find the angles in a kite created by the diagonals in terms of a variable.
• Trapezoid Properties - Problem 1

Math›Geometry›Polygons
How to find the measure of all of the angles in an isosceles trapezoid, given one of the upper angles.
• Rhombus Properties - Problem 1

Math›Geometry›Polygons
How to find the angles in a rhombus created by drawing one diagonal.