geomini lessons MA 912 G 2 3

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geomini lessons MA 912 G 2 3 Powered By Docstoc
					 An observer standing near a
 shoreline sees a ship. Given
 the measurements shown in
 the figure, how far is the ship
 from the shoreline, to the
 nearest meter?

              A. 139 meters
              B. 150 meters
              C. 174 meters
              D. 189 meters




MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.
The side length of square
ABCD is 1 unit. Its diagonal,
AC, is a side of square ACEF.
Square ACEF is then enlarged
by a scale factor of 2. What is
the area of the enlargement, in
square units?



    A. 1 square unit
    B. 2 square units
    C. 4 square units
    D. 8 square units



MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.
           Which of the triangles is an equilateral triangle?


    A                                                B




    C                                                 D




MA.912.G.2.: Use Properties of congruent and similar polygons to solve mathematical or
real-world problems.
    Anita wanted to know the distance across a ravine. She constructed
 ΔOPQ similar to ΔOXY. She measured OP, OX, and XY and recorded
 the distances as shown. What is the length of PQ ?



                                                                    A. 175 m
                                                                    B. 200 m
                                                                    C. 262 m
                                                                    D. 434 m



MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.
                                         Given ΔABC and DE is
                                         parallel to AC, which of
                                         the following is true?




MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.
Which of the following must be true in order to make
a true statement?




MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.
                                                    Which correctly
                                                    explains why triangle
                                                    ABC is similar to
                                                    triangle EDC?




MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.
Anderson Pipe Company wants to know the distance from point A to point B across
the river near their office building. They made the measurements shown in the
diagram below. What is the distance across the river, in meters?



                                                        A. 10 meters
                                                        B. 20 meters
                                                        C. 40 meters
                                                        D. 60 meters




MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.
Greg wanted to know the distance across a pond. He constructed ΔDEF
similar to ΔDGH. He measured DE, DG, and GH and recorded the distances
as shown. What is the length of EF?

                                                          A. 127 m
                                                          B. 210 m
                                                          C. 303 m
                                                          D. 348 m




MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.
    Given ΔABC and            is parallel to      , what is the length of         ?




MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.
MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.
MA.912.G.2.3: Use Properties of congruent and similar polygons to solve mathematical
or real-world problems.

				
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