Solve the problem.The following table shows the rate of water flow (in gal/min) from a stream into a pond during a 30-minute period after a thunderstorm. Use the Trapezoidal Rule to estimate the total amount of water flowing into the pond during this period. Round your answer to the nearest gallon.
A. 7717 gal
B. 8475 gal
C. 8483 gal
D. 9600 gal
Answer: B
Mathematics
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Show that the equation is not an identity by listing the value(s) of the variable from among 0, 
, 
, and - 
for which the equation is false.sin2? = cos2?
A. 
and - 
B. 0 and 
C. 
D. - 
Mathematics
Convert the units.19 ft2 = 
yd2
A. 171 B. 228 C. 2.11 D. 1.58
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The symmetric property of congruence allows us to conclude that if AB ? PQ , then
(a) PQ ? AB. (b) PQ ? PQ. (c) AB ? AB. (d) All of these follow from the symmetric property. (e) Both (b) and (c) follow from the symmetric property.
Mathematics
Perform the division.
A. x + 5 + 
B. 
C. x + 5 - 
D. x + 6
Mathematics