Find the volume of a regular pyramid with height 8.1 inches and base which is a square with side 7.3 inches. Round the answer to two decimal places.
(a) 431.65in²
(b) 143.88in²
(c) 215.82in²
(d) 53.29in²
(b) 143.88in²
Mathematics
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Solve.3x - (6 - x) = 9[3 - (2 + 7x - 3)]
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B. 
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D. - 
Mathematics
Write an equation so y depends on x. Find the self-employed Social Security payment, y, at 12.4% of net income, x.
A) x = 0.124y B) x = 12.4y C) y = 0.124x D) y = 12.4x E) y = 0.0124x
Mathematics
Solve the equation.4m2 + 20m + 22 = -3
A. 
, 
B. - 
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, 
D. - 
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Mathematics
Solve the problem.The list price of a car is $17,655. The manufacturer offers a rebate of $844. What is the final price of the car?
A. $16,711 B. $18,499 C. $18,399 D. $16,811
Mathematics