# math help

1.Find the volume of a cube whose sides each measure 3.9. Round answer to the nearest tenth

2.Find the volume of an ellipsoid with a semi-major axis of length 9 and the first semi-minor axis has length of 5 while the second semi-minor axis has length of 4.5. Use ð = 3.14 and round your answer to the nearest tenth.

3. The volume of a cube is 3,944.312 cm3. Find the length of each side. Round your answer to the nearest tenth

4. Find the volume of a cylinder whose height is 5 in and whose radius of the base is 3.2 in.

1. 👍 0
2. 👎 0
3. 👁 770
1. 1. V = (3.9)^3 = 59.3

2.

3. V = 3944.312cm^3.
L = crt(3944.312 = 15.8cm.

4. V = pi*r^2h = 3.14*(3.2)^2*5 = 160.8in^3.

1. 👍 0
2. 👎 0

## Similar Questions

1. ### calculus

The volume V of a cube with sides of length x in. is changing with respect to time. At a certain instant of time, the sides of the cube are 6 in. long and increasing at the rate of 0.3 in./sec. How fast is the volume of the cube

2. ### MATH

A cube has a volume of 27 cubic units. What is the length of the side of the cube? I don't understand how to get the answer for this question!! Does it mean one side or all sides? I know that 27 / 4 = 6.75 but I don't understand

3. ### pre calculus

A central angle θ in a circle of radius 8 m is subtended by an arc of length 9 m. Find the measure of θ in degrees. (Round your answer to one decimal place.) θ = ° Find the measure of θ in radians. (Round your answer to two

4. ### Math--Volume and Surface Area

The volume of a cube is 125 cubic inches. Find the surface area. I know that the volume formula is V=Bh where v=volume, B=area of the base, and h=height. How do I get the surface area though? Also, The surface area of a cube is

1. ### math

Herman is making a small triangular table. If two of the sides will measure about 25 inches each, how many inches should the longest side (c) measure? Use the appropriate formula and round your answer to the nearest tenth. I don't

2. ### Math

The formula for the volume of a cube is V equals S3 where X represents the side length of the cube find the volume of a cube with side length of 0.5 millimeters

3. ### science

a cube has sides that are 3.0cm long. The mass of the cube is 54g. Calculate the density of the cube.

4. ### MATH HELP ASAP PLEASE!!!!!

the formula of a volume of a cube is v = s3. find the volume of a cube with a side length of 3/4 inches.

1. ### Algebra

A 3 inch thick slice is cut off the top of a cube, resulting in a rectangular box that has volume 128in^3 .Round your answer to two decimal places

2. ### PLZ Check my Science Project's summary?!

The following r the instructions to my Project: - Compose a scientific summary of your method, observations, data, and conclusions. In addition, be sure to answer the questions below in your report. 1. Why does the first method

3. ### Math

* Which is performing more efficiently? A car getting 12 km per liter of gas or one getting 25 miles per hour? * _______ hectares (ha) = 65,000 square meters (sq m) (EXACT answer) * 1200 grams = ________ pounds * A cubic

4. ### Science

Sarah heated two cubes of aluminum to 50 degrees celsius. Cube B has a volume of two cubic centimeters. If the cubes do not touch each other, which of these statements is true? A. Cube A has a higher temperature than cube B. B.