Using only a compass and straightedge, construct a square given one of its sides a.
Use the idea that any segment from the base of the triangle to a line parallel to the base and through vertex A will be an altitude of ?ABC as well as ?ABM1 , ?ABM2 and ?ACM3. With the same altitude it is sufficient to use Construction 8 to form points ?M1 and ?M2.
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Determine whether the set is well defined or not.{x : x is stock on the AmEx today}
A. Not well defined B. Well defined
Use a graphing calculator to display the solution of the given inequality or system of inequalities.y ? 9 - x2
A. 
B. 
C. 
D. 
Write the following in scientific notation.120
A. 1.2 × 101 B. 1.2 × 102 C. 1.2 × 103 D. 1.2 × 10-2
?A retail sporting goods store estimates that weekly sales and weekly advertising costs are related by the equation 
. The current weekly advertising costs are $1,500, and these costs are increasing at a rate of $135 per week. Find the current rate of change of weekly sales.
?
A. ?156,600 dollars per week B. ?158,880 dollars per week C. ?85,980 dollars per week D. ?83,700 dollars per week E. ?823,080 dollars per week