Analyze Math
Analyze Math: Rhombus Problems
The geometry tutorial explores the definition, area, and properties of a rhombus. The activity has several examples with detailed solutions.
Wolfram Research
Wolfram Math World: Rhombus
This math site explains properties of the rhombus, gives a visual aid to help with the formula given for it's area.
BBC
Bbc: Area in General
You can pick up some valuable pointers on how to find the area of a triangle, rectangle, and other quadrilaterals. When you finish working your way through the pages you can take an on-line "Test Bite," and check your understanding.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Polygons and Areas of Plane Figures
Twenty-five problems cover the topics of polygons and finding the area for various plane figures. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
Quia
Ixl Learning: Rhombuses
Brush up on your math skills relating to rhombuses then try some practice problems to test your understanding.
Khan Academy
Khan Academy: Area of Trapezoids
Practice finding the areas of trapezoids. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Calculator Soup
Calculator Soup: Rhombus Calculator
Calculate certain variables of a rhombus depending on the inputs provided. Calculations include side lengths, corner angles, diagonals, height, perimeter, and area of a rhombus.
CK-12 Foundation
Ck 12: Geometry: Area and Perimeter of Rhombuses and Kites
[Free Registration/Login may be required to access all resource tools.] In this lesson students calculate the area and perimeter of a rhombus or kite. Students examine guided notes, review guided practice, watch instructional videos and...
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Figuras Geometricas en El Plano
Interactive activities dealing with the areas of quadrilaterals figures.
CK-12 Foundation
Ck 12: Area and Perimeter of Rhombuses and Kites
[Free Registration/Login Required] Students are given the two diagonals of a kite of rhombus and are to determine the area and perimeter. Click challenge me to answer practice questions and click learn more to watch a video.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Rhombus
Find a quick, concise explanation of a rhombus. An example is given and clearly explained.
Wolfram Research
Wolfram Math World: Squares
MathWorld provides multiple definitions and formulas for the mathematical term, square.
Quia
Ixl Learning: Parallelograms
Brush up on your math skills pertaining to parallelograms then try some practice problems to test your understanding.
Math Planet
Math Planet: Geometry: Parallelogram, Triangles Etc
Resource examines the area of geometric solids through examples and a video lesson. [0:39]
BBC
Bbc: Bitesize: Maths: 2 D Shapes
Learn about the properties of 2-D shapes: circles, triangles, polygons, and quadrilaterals. Includes information, video, and examples about each, with games and quizzes for reinforcement.
Calculator Soup
Calculator Soup: Parallelogram Calculator
Calculate certain variables of a parallelogram depending on the inputs provided. Calculations include side lengths, corner angles, diagonals, height, perimeter, and area of parallelograms.