Analyzing The Formula of A Triangle

Area Formulas

Formative Assessment

Area Formulas

Read and Discuss

  • The area of a rectangle is equal to its base times its height.
    A = bh
  • The area of a parallelogram is equal to its base times its height.
    A = bh
  • The area of a trapezoid is equal to one half times the sum of the bases times the height.
    A = 12(b1 + b2)h
  • The area of a triangle is equal to one half the base times the height.
    A = 12bh

Hint:

Can you:

  • Calculate the area of a triangle, parallelogram, or trapezoid given the values of the base(s) and height?
  • Calculate the height of a triangle, parallelogram, or trapezoid given the values of the base(s) and area?