A landscape designer has a drawing of a flower bed that measures 6 inches by 9 inches. The owner wants the actual flower bed to
be 5 feet by 7.5 feet. What is the scale factor the designer must use to install the new flower bed?
2 answers:
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Check the picture below
so hmmm, all you really have is 4 triangles and 1 rectangle, notice the bases and altitude of each triangle
so, get the area of each, sum them up, and that's the area of the shape
so hmmm, all you really have is 4 triangles and 1 rectangle, notice the bases and altitude of each triangle
so, get the area of each, sum them up, and that's the area of the shape