A logo for a new company is to be four congruent parallelograms arranged as shown. Explain why there will be no gaps or overlaps in this design.
Actually the quadrilateral does not need to be a parallelogram for this to be true. The sum of the angles in any quadrilateral is 360° and so they will fit perfectly in one rotation about a point.
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Solve the problem.A sample of 300 grams of radioactive substance decays according to the function 
where A(t) is the amount remaining after t years. How much of the substance will be left in the sample after 40 years? Round to the nearest whole gram.
A. 0 grams B. 1394 grams C. 1 gram D. 102 grams
Plot the point whose polar coordinates are given.(-4, 2?/3)
A. 
B. 
C. 
D. 
Solve.Given that loga6 = 0.778, and loga5 = 0.699, find loga62.
A. 1.556 B. 0.605 C. 0.544 D. 1.477
Solve the problem.Suppose the sales of a particular brand of appliance are modeled by the linear function 
, where S(x) represents the number of sales in year x, with 
corresponding to 2002. Use this model to predict the number of sales in 2017.
A. 1000 sales B. 1050 sales C. 2050 sales D. 2100 sales