Solve the problem.Find the perimeter. Approximate the result to the nearest tenth using 3.14 for ?.
3 m
A. 26.4 m
B. 29.4 m
C. 24.7 m
D. 21.7 m
Answer: D
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Solve the problem.A flat rectangular piece of aluminum has a perimeter of 56 inches. The length is 6 inches longer than the width. Find the width.
A. 23 in. B. 28 in. C. 11 in. D. 17 in.
Divide. Express the quotient in lowest terms.
÷ 
A. 
B. 
C. 
D. 
Solve the problem.A triangular display of cereal boxes in a supermarket has 34 boxes in the bottom row, 31 boxes in the next row, and so on, in an arithmetic sequence. Find the general term for the sequence and how many rows there are in the display.
A. an = 37 - 3n; 12 rows in the display B. an = 37 - 3n; 13 rows in the display C. an = 34 - 3n; 11 rows in the display D. an = 34 - 3n; 10 rows in the display
Solve the problem.For what numbers x, 0 ? x ? 2?, does sin x = -1?
A. ?
B. 
C. 
, 
D. none