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Author:
Elizabeth McCollum
GeoGebra
<DEF is a straight angle. Find m<DEC and m<CEF.
Set Up: 11x-12+2x+10=180. Solve.
New Resources
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Viviani's Curve
Angle Addition: Warm Up Exercises
Conway Circle Theorem
Slope Between 2 Points (Phase 2)
Discover Resources
Hyperbolic Poncelet theorem
Vertical Line Test
Rectangle with a given perimeter and a diagonal – "solid tools"
Solving Multi-Step Equations
พื้นผิวในปริภูมิ 3 มิติ
Discover Topics
Probability
Perimeter
Ratios
Solids or 3D Shapes
Surface