Solve the problem.A ladder is resting against a wall. The top of the ladder touches the wall at a height of 12 ft. Find the length of the ladder if the length is 4 ft more than its distance from the wall.
A. 24 ft
B. 16 ft
C. 20 ft
D. 12 ft
Answer: C
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Find the volume of the indicated region by an iterated integration.The region bounded by the surface 
, the cylinder 
, and the 
A. 
?
B. 5000?
C. 
?
D. 2500?
Use the quotient rule to simplify the expression. Write the answer with only positive exponents.
A. 1019
B. 
C. 
D. 
If an argument reads
p?q q?p, then we can conclude p _________________ q. Fill in the blank(s) with the appropriate word(s).
Suppose the figure below is an exaggerated diagram of a plane flying above the earth. The plane is 5.05 miles above the earth and the radius of the earth is 4,000 miles.
?
?
To each of your answers, apply the rules regarding the use of significant digits when determining your answer. Round the distance to the nearest miles and the angle to the nearest tenth of degree.
?
How far is it from the plane to the horizon?
?
__________ mi
?
What is the measure of angle A?
?
__________ °
What will be an ideal response?