math
First, a square gives the greatest area, but the length and width are whole numbers. 4 doesn't go equally into 46, but since it does in 48, the results should be a close to 12 X 12 as possible, so the size is 12 meters by 11 meters 2l + 2w =p 2(12) + 2(11) = p 24 + 22 = 26
math
I need help on finding sales tax and discount
College Physics
If the river is flowing downstream at 1.5 mi/h and he can swim 2.0 mi/h then the angle he would need to swim at in order to swim straight across would be arctan(1.5/2) which is equal to 36.87 degrees. This is because you can form a right triangle with 1.5 being opposite the an...
geometry
How do I figure out the dimensions of each room in a 1200 square foot house with a closet and bathroom the same size, a big family room, and two circular bedrooms?
Geometry
no
algebra
Solve the proportion x / 12 = 91 /84
Math- Geometry
Can anyone help me answer this question... Find the area of a right isoscles triangle if the altitude on the hypotenuse is 4 cm.
Math
240 m of fencing material is going to be used to enclose three sides of a rectangular lot. What should the dimensions of the lot be so that the enclosed area is as large as possible? (I'm supposed to solve this using a quadratic equations but I don't know how...)
Algebra
don't get it
Algebra
A train leaves a city heading west and travels at 50 miles per hour. Three hours later, a second train leaves from the same place and travels in the same direction at 65 miles per hour. How long will it take for the second train to overtake the first train.
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