Solve the problem.A woman walks 100 yards eastward along a straight shoreline and then swims 30 yards southward into the ocean on a line that is perpendicular to the shoreline. Using her starting point as the pole and the east direction as the polar axis, give her current position (i) in rectangular coordinates and (ii) in polar coordinates. Round the coordinates to the nearest hundredth. Express ? in degrees.
A. (i) (-100, 30);
(ii) (104.40, -88.28°)
B. (i) (100, -30);
(ii) (11.40, -88.28°)
C. (i) (100, 30);
(ii) (11.40, -16.70°)
D. (i) (100, -30);
(ii) (104.40, -16.70°)
Answer: D
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Enrollment at my college is declining at rate of 6% per year. What is the total percentage decrease after 8 years?
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Complete the table. Object Millimeters (mm) Centimeters (cm) Meters (m)Thickness of book 72 ?
A.
Object | Millimeters (mm) | Centimeters (cm) | Meters (m) |
Thickness of book | 72 | 0.72 | 0.072 |
B.
Object | Millimeters (mm) | Centimeters (cm) | Meters (m) |
Thickness of book | 72 | 0.72 | 0.0072 |
C.
Object | Millimeters (mm) | Centimeters (cm) | Meters (m) |
Thickness of book | 72 | 720 | 72,000 |
D.
Object | Millimeters (mm) | Centimeters (cm) | Meters (m) |
Thickness of book | 72 | 7.2 | 0.072 |
Solve the problem.In Country X, the average hourly wage in dollars from 1945 to 1995 can be modeled by f(x) = Use f to estimate the average hourly wages in 1950, 1970, and 1990.
A. $3.41, $6.80, $2.18 B. $0.72, $3.04, $6.80 C. $3.41, $0.35, $6.80 D. $0.72, $2.18, $6.80
Graph the line on the coordinate plane using the given information.Passes through (10, 0) and m = -
A.
B.
C.
D.