Blog

2 points Assume

1 point How many ft2 are in a rectangle 12.8 m long and 8.8 m wide?  [Hint: 1 m = 3.28 m] (A = lw. Round your answer to exactly three significant digits when necessary. Use the Metric and U.S. Conversion table provided below to find the conversion factor(s).)

1 point Find the absolute value of (−7) + (+1) + (+3) + (−2) + (−2) + (−3) + 1 + 2.

1 point Solve the equation.  4x

1 point Perform the indicated operations.  (-10) + (-10) + (8) – (-4) – (-6) – (-10) + (-30).

1 point Find the distance AC across the river shown in the figure below.  [Hint: Law of Sines:  ]  (Round your answer to three significant digits.)

1 point Solve the equation.  

1 point Multiply. (−8)(−4)(−2)(+2)(+1)(−2)

1 point Multiply.  (-5)(+6)(-7)(+8)(-4)(-5)

1 point Consider the figure below. Deloney and Jackson Streets meet at a 45° angle. A lot extends 70 yards along Jackson and 50 yards along Deloney. Find the length (in yd) of the back border. [Hint: Use Law of Cosines to solve the problem.  c2 = a2 + b2 -2ab cos C] (Round your answer to two significant digits.)