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Mathematics
Area
Area
Area of a circle
Using circumference to find a circle's area. Know the formulas for the area and circumference of a circle and use them to solve problems; give an informal derivation of the relationship between the circumference and area of a circle.
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School Yourself
Triangle area: SAS
Find a triangle's area using 2 sides and the angle between
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School Yourself
Sectors
Learn what a sector is, and a formula for finding its area
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School Yourself
Cavalieri's Principle (3D)
Instead of matching widths, you'll be matching areas!
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School Yourself
Intro to area
Measuring how much space is inside a shape
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School Yourself
Rectangle area
Discover the formula for the area of a rectangle
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School Yourself
Parallelogram area
Discover the formula for the area of a parallelogram
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School Yourself
Triangle area
Discover a formula for the area of any triangle
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School Yourself
Trapezoid area
Discover the formula for the area of a trapezoid
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School Yourself
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Area
Estimation
7
Triangles
90
Coordinate
25
Statistics
4
Teachers
Ryan Jackson
Member
Toms River, United States of America
Brian McLogan
Member
Jacksonville, United States of America
Martin P
Teacher
Canada
Michael Donnelly
Member
United States of America
Bill Konst
Member
Pheonix, United States of America
