Solve the problem.A piece of land is shaped like a right triangle. Two people start at the right angle at the same time, and walk at the same speed along different legs of the triangle while spraying the land. If the area covered is changing at 
how fast are the people moving when they are 
from the right angle? (Round approximations to two decimal places.)
A. 1.00 m/sec
B. 0.50 m/sec
C. 8.00 m/sec
D. 0.25 m/sec
Answer: B
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Find the function value.Find tan 
, given that tan ? = 3 and -180° < ? < -90°.
A. 
B. 
C. 
D. 
Provide an appropriate response.When a polygon has many sides that are very small, its shape looks like a and its perimeter is the 
What will be an ideal response?
Using a graphing utility, graph 
and approximate the zeros and their multiplicity.
a. x = 0, multiplicity 2; x = 11, multiplicity 3 b. x = 0, multiplicity 2; x = 11, multiplicity 1; x = -11, multiplicity 2 c. x = 0, multiplicity 3; x = 11, multiplicity 2 d. x = 0, multiplicity 2; x = 11, multiplicity 2; x = -11, multiplicity 1 e. x = 0, multiplicity 3; x = -11, multiplicity 2
Solve the problem.If (-3, 1) is the endpoint of a line segment, and (-6, 2) is its midpoint, find the other endpoint.
A. (-9, 3) B. (-1, -5) C. (3, -1) D. (-9, 0)