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12-112.

An enclosed figure.  Draw, x, units to the right, x units down, x units to the right, x units up, and x units to the right. Then draw diagonal downward and to the right 30 units. Draw left 51 units creating a 60 degree angle between the 30 unit side and the 51 unit side.  Then draw up to the beginning to enclose the figure.Mr. Wallis is designing a home. He finds the plan for his dream house on the Internet and prints it out.

  1. The design of the home is shown at right. If all measurements are in millimeters, what is the area of the diagram?

    Separate the diagram into rectangles and triangle.

    Find the area of these shapes and combine them to find the overall area.

  2. Mr. Wallis takes his home design to the copier and enlarges it . What is the area of the diagram now? Show how you know.

    The area increases by a factor of .