Tutors Answer Your Questions about Surface-area (FREE)
Question 608862: A sphere has a radius of 6. Which of the following are true?
-the volume of a hemisphere with the same radius is 216pi
-the volume is 288pi
-the volume is 48pi
-the surface area of a hemisphere with the same radius is 72pi
-the surface area is 144pi
-the surface area is 864pi
-the the surface area of a hemisphere with the same radius is 108pi
-the volume of a hemisphere with the same radius is 144pi
Click here to see answer by solver91311(17077)  |
Question 609629: 1.) If the base of the rectangle is (x+5) then what is the height and area?
2.)If the base of the rectangle is (k+7) and the perimeter is (4k+20) then what is the height and area?
3.) If the height of the rectangle is (y) and the area is (y2+7y) then what is the base and perimeter?
Click here to see answer by solver91311(17077)  |
Question 609851: how would find the surface area of a roof it it looked like this...( triangle with right angle in center)
..../..|..\
.../...|...\
../....|.....\
./.....|.......\
/____|____\ with it being a right angle in the middle
what i know is that you need to find all of the sides, but not the bottom... im not sure if this is the net, or if its a square on the bottom
Click here to see answer by josmiceli(9817)  |
Question 612847: My floor is 270 cm wide and 400 cm long want to buy flooring it's 1 meter by 2 meters how much do I buy to cover floor either buy length or breadth also have the problem of joint up the pattern
Click here to see answer by KMST(1936)  |
Question 613818: if the volume of a cylinder is 45 cubic inches, find the volume of a sphere that has the same height and diameter as the cylinder. v= 4/3 pi x r3 this is the formula I believe I am suppose to use not sure however.
Click here to see answer by Alan3354(31518)  |
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