EDC 262: Geometry

Ellen Laurenz, Feb 6, 2020

Table of Contents

  1. Area
    1. Area of a Triangle
    2. Area of a Circle
    3. Area of a parallelogram
    4. Area and Perimeter of Rectangles
    5. Area of a Trapezoid
    6. Areas of Quadrilaterals
    7. Net of a Cylinder
    8. Net of a Cone
    9. Rectangular Pyramid
  2. Practice
    1. 5-Piece Puzzle
    2. 'Tangram' Puzzle 'Cat'
    3. Four color challenge

1.

Area

  • 1. Area of a Triangle
  • 2. Area of a Circle
  • 3. Area of a parallelogram
  • 4. Area and Perimeter of Rectangles
  • 5. Area of a Trapezoid
  • 6. Areas of Quadrilaterals
  • 7. Net of a Cylinder
  • 8. Net of a Cone
  • 9. Rectangular Pyramid

1.1.

Area of a Triangle

Area of a Triangle
– David T

1.2.

–

1.3.

–

1.4.

–

1.5.

–

1.6.

–

1.7.

–

1.8.

–

1.9.

–

2.

Practice

  • 1. 5-Piece Puzzle
  • 2. 'Tangram' Puzzle 'Cat'
  • 3. Four color challenge

2.1.

5-Piece Puzzle

Move the five pieces to create any of the figures shown.
– Duane Habecker

2.2.

–

2.3.

–

Information