Find the area of a sector of a circle with radius r and central angle ?. Round your answer to one decimal place.? = 
, r = 80.7 cm
A. 2046 cm2
B. 651.3 cm2
C. 25.4 cm2
D. 4092 cm2
Answer: A
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Provide an appropriate response.52 cl = ? ml
A. 5,200 B. 520 C. 5.2 D. 0.52 E. none of the above
Provide an appropriate response. Use the conversion tables in the text to change 70 kilometers per hour to miles per hour. Explain the process you used.
What will be an ideal response?
Let x represent one number and let y represent the other number. Use the given conditions to write a system of nonlinear equations. Solve the system and find the numbers.The sum of two squares of two numbers is 85, and the difference of their squares is 13. Find the numbers.
A. 7 and 6, -7 and 6, or 7 and -6 B. 7 and 6, -7 and 6, 7 and -6, or -7 and -6 C. 7 and 6 D. 7 and 6 or -7 and -6
Solve.If y varies inversely with x and y = 4 when x = 12, find the value of y when x = 2.
A. y = 24
B. y = 6
C. y = 
D. y = 