Solve the problem.A local civic theater has 22 seats in the first row and 21 rows in all. Each successive row contains 3 additional seats. How many seats are in the civic theater?
A. 790 seats
B. 1092 seats
C. 1070 seats
D. 1010 seats
Answer: B
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Solve for the angle ?, where 0 ? ? ? 2?cos2? = 
A. ? = 
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B. ? = 
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C. ? = 0, ?, 2?
D. ? = 
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We have $944.00 to spend on gravel for a drive. Fine gravel costs $26.00 per ton, while coarse gravel costs $16.00 per ton. We need a total of 42.00 tons of gravel. A: Using F fine gravel and C for coarse gravel, both in tons, write a system of two equations that determine the amount of each to be purchased. Round your answers to two decimal places, if necessary.B: How much of each type of gravel was purchased? Round your answers to two decimal places, if necessary.
What will be an ideal response?
Find the circumference of the figure below
Determine whether the indicated ordered pair lies on the graph of the given equation.y = 9x2 + 1, (-1, -8)
A. Yes B. No