Decide whether the statement is true or false.A circle is an irregular polygon.
A. False
B. True
Answer: A
Mathematics
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Find the center (h, k) and radius r of the circle. Graph the circle.x2 + y2 + 2x + 2y - 23 = 0
A. Center (1, 1), r = 5
B. Center (-1, 1), r = 5
C. Center (1, -1), r = 5
D. Center (-1, -1), r = 5
Mathematics
Solve the problem.Using a phone card to make a long distance call costs a flat fee of $0.86 plus $0.30 per minute starting with the first minute. Find the total cost of a phone call which lasts 12 minutes.
A. $4.46 B. $12.26 C. $10.62 D. $3.60
Mathematics
Provide an appropriate response.Perform the operations and simplify: x(x + 4) - (x + 4)(x - 5)
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use the addition property of equality to solve the equation.5 = f - 7
A. -2 B. 2 C. -12 D. 12
Mathematics