Solve the problem.Given the circle with center O and rectangle ABCO, find the diameter of the circle. 
AC = 11 cm CD = 6 cm
A. 
cm
B. 12 cm
C. 11 cm
D. 22 cm
Answer: D
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For connection to the system and water usage w, in hundreds of gallons, water company A charges
.
?
For connection to the system and water usage w, in hundreds of gallons, water company B charges
.
Both A and B are in dollars. How many hundreds of gallons of water will result in the same charge from water company A and water company B? Round your answer to two decimal places.
?
A. The charge will never be the same.
B. 424.00 hundred gallons
C. 191.15 hundred gallons
D. 423.53 hundred gallons
Tell whether the statement is true or false.Every irrational number is an integer.
A. True B. False
Find the future value of the ordinary annuity. Interest is compounded annually, unless otherwise indicated.R = $10,000, i = 8.8% interest compounded quarterly for 
A. $643,860.31 B. $45,596.57 C. $175,454.85 D. $189,314.85
Find the dot product v ? w.v = 6i - 2j, w = 8i + j
A. 50 B. -10 C. 0 D. 46