 |
|
|
|
|
|
|
|
|
The area of part of a circle |
2007-06-21 |
|
From Sarah:
Hi, I need help finding the area of a part of a circle that involves a
chord. I need this answer/help very soon if at all possible. I have
attached a drawing of what I am trying to solve. Thank you for your help!
Sarah!
Answered by Penny Nom. |
|
|
|
|
|
|
Simplifying complex denominators |
2007-06-21 |
|
From Krys:
How do I simplify completely?
((4+i ) / (3+i )) - ((2-i ) / (5-i ))
Answered by Stephen La Rocque. |
|
|
|
|
|
|
A polynomial with integer coefficients |
2007-06-20 |
|
From Krys:
How do I find a polynomial P(x) with integer coefficient that has degree 4 and zeros 1-2i and 1 (with multiplicity of 2)?
Answered by Penny Nom. |
|
|
|
|
|
|
Factor X^6 - 64 |
2007-06-20 |
|
From Krystal:
How do I Factor X^6 - 64 into linear factors?
Answered by Penny Nom. |
|
|
|
|
|
|
New wood siding |
2007-06-20 |
|
From Angela:
I have a trailer that is 14x70 and I took off the wood siding that was about 8 feet tall. They want $8.60 a cubic yard.
How many cubic yards do I have and how much will it cost me. Thanks to all!
Answered by Stephen La Rocque and Penny Nom. |
|
|
|
|
|
|
Making a box with a particular volume |
2007-06-20 |
|
From Kimberly:
How do you convert 487 cf into box?
Answered by Stephen La Rocque. |
|
|
|
|
|
|
Finding the center of an ellipse |
2007-06-20 |
|
From Sima:
find the center of the ellipse with the equation 3x^2 +4y^2+18x-32y-5=0
Answered by Penny Nom. |
|
|
|
|
|
|
The perimeter of a triangle |
2007-06-20 |
|
From chelsie:
how do i find the perimeter of a triangle given the area, base, and height?
Answered by Penny Nom and Walter Whiteley. |
|
|
|
|
|
|
The volume of a pool |
2007-06-20 |
|
From Mary:
How can I calculate the square footage of my 18 feet diameter, 4 feet deep swimming pool?
Answered by Penny Nom. |
|
|
|
|
|
|
How many acres is 1.8 sq miles? |
2007-06-19 |
|
From Jordanne:
How many acres is 1.8sq miles?
Answered by Penny Nom. |
|
|
|
|
|
|
How many gallons of water |
2007-06-19 |
|
From Marie:
A water treatment plant is built with three cylindrical tanks to contaim the
water for a town. Each tank has a radius of 15 feet and a depth of 25 ft.
If there are about 7.5 gallons in a cubic foot of water, approximately
how many gallons of water can be treated at the plant at any one time?
Answered by Stephen La Rocque. |
|
|
|
|
|
|
A square and a rectangle |
2007-06-19 |
|
From Clarence:
What is the difference between rectangle and a square
Answered by Penny Nom. |
|
|
|
|
|
|
How many tons of sand? |
2007-06-19 |
|
From Richard:
I need to know how many tons of sand it would take to fill a container 20 feet
long, 20 feet wide, and 6 inches deep. I am not sure of the makeup of the sand as
far as dry, loose, wet, etc. If you could give me calculations of all the variants it
would be appreciated.
Answered by Stephen La Rocque and Penny Nom. |
|
|
|
|
|
|
Simultaneous inequalities |
2007-06-18 |
|
From Freddy:
Watson Electric has production facilities in Valley Mills, Marlin,and Hillsboro.
Each one produces radios,stereos,and TV sets.
There production capacities are
Valley Mills: 10 radios, 12 stereos, and 6 TV sets per hour
Marlin: 7 radios, 10 stereos, and 8 TV sets per hour
Hillsboro: 5 Radios, 4 Stereos, amid 13 TV sets per hour
QUESTION
How many hours should each plant be scheduled to fill an order of 1095 radios, 1230 stereos,
and 1490 TV sets?
Answered by Stephen La Rocque. |
|
|
|
|
|
|
Area of a circular garden |
2007-06-18 |
|
From Cynthia:
Hi is this the correct formula for this problem?
What is the approximate area of a circular garden that is 20 feet in
diameters?
Answered by Stephen La Rocque. |
|
|
