Unit 58: WP: Other problems using quadratic equations
Name: ___________________________
28. The distance h traveled in t seconds by an object dropped from a height is h = 16t 2 . If an object is
dropped from a height of 20 feet, how long will it take before the object hits the ground?
29. The distance h traveled in t seconds by an object dropped from a height is h = 16t 2 . If an object is
dropped from a height of 147 feet, how long will it take before the object hits the ground?
30. Two local ranchers are bragging about their ability to use fencing sparingly. Bob says that he was once
able to fence in a rectangular pasture of 11,800 square feet with only 440 feet of fencing. Susan says
that she was once able to fence in a rectangular pasture of 9800 square feet with only 400 feet of
fencing. Who, if anyone, is lying?
31. The distance h traveled in t seconds by an object dropped from a height is h = 16t 2 . If an object is
dropped from a height of 96 feet, how long will it take before the object hits the ground?
32. A wire that weighs 10 ounces per meter is stretched from point D to point B. Another wire is stretched
from point B to point A that weighs 6 ounces per meter. If you know that the total weight of the two
wires is 160 ounces, how far is it from point B to point C?
C
8m
D
B
16 m
A
33. Two local ranchers are bragging about their ability to use fencing sparingly. Bob says that he was once
able to fence in a rectangular pasture of 16,800 square feet with only 520 feet of fencing. Susan says
that she was once able to fence in a rectangular pasture of 14,700 square feet with only 480 feet of
fencing. Who, if anyone, is lying?
Exercise
Page 2
Accelerated Math®: Friday, May 31, 2013, 9:20:03 AM
Algebra 2 New
Form Number 2020907
Name I
34. A wire that weighs 8 ounces per meter is stretched from point D to point B. Another wire is stretched
from point B to point A that weighs 9 ounces per meter. If you know that the total weight of the two
wires is 76 ounces, how far is it from point B to point C?
C
3m
D
8m B
A
35. Two local ranchers are bragging about their ability to use fencing sparingly. Bob says that he was once
able to fence in a rectangular pasture of 12,300 square feet with only 440 feet of fencing. Susan says
that she was once able to fence in a rectangular pasture of 9900 square feet with only 400 feet of
fencing. Who, if anyone, is lying?
36. A wire that weighs 9 ounces per meter is stretched from point D to point B. Another wire is stretched
from point B to point A that weighs 10 ounces per meter. If you know that the total weight of the two
wires is 205 ounces, how far is it from point B to point C?
C
16 m
12 m
D
B
A
End of Assignment
I