2-D Shapes (Chapters 1 & 2)
Lesson 7: Triangles (1.1)
Learning Goals of Lesson 7
By the end of this lesson, I can:
-find perimeter of a triangle by adding all 3 sides
-identify the base and height of a given triangle
-find area of a triangle by first multiplying base and height
then dividing the result by 2
-find base or height of a triangle given the perimeter
-find base or height of a triangle given the area
-solve area and perimeter problems of triangles
Video 1: Perimeter of a Triangle
Video 2: Area of a Triangle and Area of a Parallelogram
Video 3: Area of a Triangle (Identify the height first!)
Video 4: Area of a Triangle with Height on the Outside
Video 5: Find Base of a Triangle Given the Area
Video 6: Find Height of a Triangle given the Area
Video 7: Find Height of a Triangle given the Area
Worksheet 1-11:
Worksheet 1-12: |
|