Solve the problem.A parallelogram has a base of length 2x + 1 and a height of x + 3 and has an area of 42 square units. Find the base and height of the parallelogram. (A = bh)
A. height = 7 units; base = 6 units
B. height = 3 units; base = 14 units
C. height = 14 units; base = 3 units
D. height = 6 units; base = 7 units
Answer: D
You might also like to view...
Use an identity to write the expression as a single trigonometric function or as a single number.2 cos215° - 1
A. 
B. 
C. 
D. 
Provide an appropriate response.Cast iron contains 4.25% carbon. If a bar contains 13.6 pounds of carbon, how heavy is the bar?
A. 3.2 lb B. 0.578 lb C. 320 lb D. 57.8 lb
Evaluate
Solve.A bookcase is to be constructed with three shelves as shown. The height of the bookcase is 4 feet longer than the length of a shelf, and only 38 feet of lumber is available. What should be the width and height of the bookcase?
A. length = 5 feet; height = 9 feet B. length = 5 feet; height = 20 feet C. length = 7.5 feet; height = 11.5 feet D. length = 17 feet; height = 22.5 feet