Where 
, HJKL is a trapezoid. By definition, what further requirement is necessary for HJKL to be an isosceles trapezoid?
What will be an ideal response?
Mathematics
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Decide whether or not the fractions are equivalent.- 
and - 
A. Not equivalent B. Equivalent
Mathematics
Tell whether the given rational expression is proper or improper.
A. Improper B. Proper
Mathematics
Solve the problem. Round to the nearest tenth, if necessary.If an object is propelled upward from ground level with an initial velocity of 71.6 feet per second, its height h in feet t seconds later is given by the equation 
After how many seconds does the object hit the ground?
A. 9.0 B. .2 C. 2.2 D. 4.5
Mathematics
Evaluate the expression.(f ? g)(-4) when f(x) = -6x - 6 and g(x) = 5x2 - 3x + 4.
A. 1570 B. 18 C. 40 D. -582
Mathematics