Solve the problem.
Write an expression for the area of the shaded region. Then write the expression as a factored polynomial.
A. 400x - 25?x2; 25x(16 - ?x)
B. 400x - 25?x; 25x(16 - ?)
C. 400x2 - 10?x; 10x(40 - ?)
D. 400x2 - 25?x2; 25x2(16 - ?)
Answer: D
Mathematics
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Use the figure to find the following.
? 
A. ?
B. 
C. None of these
D. ?ABD
Mathematics
Solve the problem.A thermometer reading 
is placed inside a cold storage room with a constant temperature of 
If the thermometer reads 
in 6 minutes, how long before it reaches 
Round your answer to the nearest whole minute.
A. 0 min B. -13 min C. 14 min D. 50 min
Mathematics
The double-line graph shows temperature highs and lows for a week. 
What was the high temperature reading on Sunday?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve.
= 
A. 64
B. 4
C. 36
D. 18
Mathematics