Verified Answer :

charlottekrist
  1. Use the formula
    A=(hb)/2

    2. Plot the numbers in
    A=18    12/2 = 108

    3. The answer
    108 in^2

Area of a triangle = 1/2 × base×height
so put the values in this formula
Area=1/2×12×18
=6×18
=108inches^2

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