Solve.The area of a square is 81 square centimeters. If the same amount is added to one dimension and removed from the other, the resulting rectangle has an area 9 square centimeters less than the area of the square. How much is added and subtracted?
A. 4 cm
B. 3 cm
C. 9 cm
D. 12 cm
Answer: B
Mathematics
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Use the frequency distribution table to find the mean, median, and mode. If needed, round the mean to one decimal place.
A. mean: 4.7, median: 5, mode: 5 B. mean: 5, median: 5, mode: 5 C. mean: 5, median: 4.5, mode: 2 D. mean: 7.7, median: 7, mode: 7
Mathematics
Find the value of the trigonometric function.csc (-59.4°)
A. -0.286 B. -0.861 C. -1.16 D. 0.509
Mathematics
Find an equation for the hyperbola described. Graph the equation.Center at (0, 0); vertex at (0, 8); focus at (0, 
)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Match the function with its graph.
A)B)
C)D)
A. 1A, 2C, 3D, 4B B. 1A, 2D, 3C, 4B C. 1A, 2B, 3C, 4D D. 1B, 2D, 3C, 4A
Mathematics