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Converting units |
2007-06-01 |
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From SAMANTHA:
My hot tub is 61 square feet, how many gallons would it be?
Answered by Stephen La Rocque. |
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2x + 3x = 30 |
2007-06-01 |
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From Jessica:
2x+3x=30
Answered by Stephen La Rocque. |
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Points in a plane |
2007-06-01 |
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From Gabrielle:
In general how many planes are there which contain two given points, three given points, and four given points?
Answered by Steve La Rocque and Walter Whiteley. |
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John ate 1/4 of a cake |
2007-06-01 |
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From Jemina:
John ate 1/4 of a cake, Maria ate 1/4 of the remaining cake. What was the unit or whole in John's case? In Maria's case? How much of a full pan was there in each case?
Answered by Penny Nom. |
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Area of an isosceles triangle |
2007-06-01 |
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From Josh:
In a previous question answered by Sue regarding the area of a regular polygon you gave a formula for the area of an isosceles. My question is how did you get this formula? Can you please explain to mean the process that you used to get that formula?
Thanks
Answered by Stephen La Rocque. |
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The volume of a triangular prism |
2007-06-01 |
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From Hannah:
How do I find the area of the base of a triangular prism, so that I can find the volume by using the equation on the attachment. The formula is that volume equals one half times (base times height) times triangle height. Thank you for your help.
Hannah
Answered by Penny Nom. |
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Karats |
2007-06-01 |
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From Lisa:
What is the karat count of gold in a bracelet that contains 15g of gold and 5 g of silver?
Answered by Penny Nom. |
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A steel arc |
2007-05-31 |
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From Huw:
Two gate posts 48cm apart and a perfect arc of steel is to be made joining the two posts on top. this steel arc is to measure 12cm higher than the top of the gate posts in its centre point.
the question similar to this was asked by "daryl" and answered by "Penny"
If you could reply to this i would be very grateful.
Answered by Penny Nom. |
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A circle inside a square |
2007-05-31 |
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From Mer:
there is a circle inside a square... there is a shaded rectangle that measures 5mm X 10mm and they want to know what the radius is. The edge of the shaded rectangle touches a point on the circle.
Answered by Penny Nom. |
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The lcm of polynomials |
2007-05-31 |
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From devin:
x^3-8 , x^3-4, x^2+4x+4
Answered by Penny Nom. |
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Repeating decimals and rational numbers |
2007-05-31 |
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From lil:
Why are repeating decimals considered rational numbers?
Answered by Penny Nom and Gabriel Potter. |
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A 5 digit key |
2007-05-31 |
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From Michael:
I have a 5 digit key pad lock on my truck.
I want to print out all of the combinations to try.
pad one=0 pad two =1 pad three=2 pad four=3 pad five =4.
can you help me find and print all combinations?
Answered by Harley Weston. |
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Cubic inches and square feet |
2007-05-31 |
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From keith:
is it possible to convert cubic inches to square feet.thanx
Answered by Stephen La Rocque. |
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The number of grams of sulfuric acid |
2007-05-31 |
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From cookie:
Hi,
Can you please let me know if I've done this correctly?
Calculate the number of grams of sulfuric acid in 0.500L of battery acid if the solution has a density of 1.28 g/mL and is 38.1% sulfuric acid by mass.
Answered by Stephen La Rocque. |
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The intersection of two planes |
2007-05-31 |
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From Sarim:
How to find a intersection of two planes?
Answered by Penny Nom. |
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