Illuminations: Rectangular Area
Illuminations: Rectangular Area
Rectangular Area
Three lines cut rectangle ABCD into six congruent (identical) squares.
The perimeter of rectangle ABCD is 30 cm. What is the area of the shaded region,
in square centimeters?
This brainteaser was supplied by the Mathematical Olympiads for Elementary and Middle Schools (www.moems.org).
National Council of Teachers of Mathematics
Math Topics
Area, Perimeter & Volume, Geometry
Middle School, High School
8th Grade, 9th Grade, 10th Grade, 11th Grade, 12th Grade
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National Council of Teachers of Mathematics
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Resource k12
Illuminations: Rectangular Area
Rectangular Area
Three lines cut rectangle ABCD into six congruent (identical) squares.
The perimeter of rectangle ABCD is 30 cm. What is the area of the shaded region,
in square centimeters?
This brainteaser was supplied by the Mathematical Olympiads for Elementary and Middle Schools (www.moems.org).
National Council of Teachers of Mathematics
Math Topics
Area, Perimeter & Volume, Geometry
Middle School, High School
8th Grade, 9th Grade, 10th Grade, 11th Grade, 12th Grade
Download PDFs
Descriptions of PDFs
Problem and solution
What are you looking for?
Organization
National Council of Teachers of Mathematics
Website URL
Type of Resource
Activity Sheet
PDF File
PDF File