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Calculating Volume
As with a circle, you need π (pi) to calculate the volume of a sphere. The formula is 4/3 × π × radius3. You may be wondering how you could work out the radius of a ball. Short of sticking a knitting needle through it (effective, but terminal for the ball!), there is a simpler way. You can …
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Curved Shapes | SkillsYouNeed
To calculate the length of an arc between points A and B, you need to know the angle at the centre between points A and B. θ (theta) is the symbol used to represent this angle subtended by A and B. In our example, we are using degrees for θ, but it is also possible to use radians. You also need to know the radius (r) of the arc.
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How to Find Volume: Cubes, Pyramids, Spheres, & More
To calculate the volume of a cylinder, you must know its height and the radius of the circular base (the distance from the center of the circle to its edge) at the top and bottom. The formula is V = πr 2 h, where V is the Volume, r is the radius of the circular …
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Cone Volume Calculator
The calculator now displays the volume of the cone – in our case, it's 37.7 cu in. Remember that you can change the units to meet your exact needs – click on the unit and select it from the list. Check out our volume converter tool if you need a simple volume unit conversion.
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Soil Volume Calculator | How much do you need
To work out the liters of soil required for a specific area, you need to multiply the volume (in cubic meters) by 1000. For example, if you have a volume of 2 cubic meters, the calculation would be 2 m³ * 1000 = 2000 liters of soil. ... To calculate volume per liter, you would divide the total volume (in liters) by the number of liters per bag ...
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Khan Academy
If you're behind a web filter, please make sure that the domains *.kastatic and *.kasandbox are unblocked. Khanmigo is now free for all US educators! Plan lessons, develop exit tickets, and so much more with our AI teaching assistant.
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Estimation, Approximation and Rounding
The Skills You Need Guide to Stress and Stress Management. INTERPERSONAL SKILLS. ... Calculating Volume; Area, Surface Area and Volume Reference Sheet; Data Analysis: ... The first is 3.2m by 2.7m. The second is smaller, 1.16m by 2.5m. How much carpet do you need to buy to be sure of having enough for both rooms? The first room …
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Simple Statistical Analysis | SkillsYouNeed
The average gives you information about the size of the effect of whatever you are testing, in other words, whether it is large or small. There are three measures of average: mean, median and mode. See our page on Averages for more about calculating each one, and for a quick calculator. When most people say average, they are talking about the ...
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Dosage Calculator
Depending on the route of administration, dosage forms come in several different types. The most popular route of administration is oral; however, in some medical situations, this route is unavailable, ineffective, or associated with a high number of adverse reactions.That is why patients may receive drugs through parenteral means (this …
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Area, Surface Area and Volume | SkillsYouNeed
Learn how to calculate the area, surface area and volume of common shapes with this graphic and formulas. Find definitions of terms such as apothem, axis and radius.
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Numeracy Skills | SkillsYouNeed
The numeracy skills pages are split into several sub-sections: The section on basic arithmetic will help you to learn how to use the common arithmetic operations (addition, subtraction, multiplication and division).These pages provide tips and tricks to help solve common problems, such as working out the best deals on products and services, …
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Drug Calculations | Calculation Skills
Basic principles. When carrying out a drug calculation, there are some basic principles to keep in mind:. Convert all dose units to the same units to avoid confusion; Percentage concentrations are expressed as weight/volume (w/v) = 1 g in 100 ml; volume/volume (v/v) = 1 ml in 100 ml; weight/weight (w/w) = 1 g in 100 g; …
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Volume of a Cylinder Calculator
If you have the volume and radius of the cylinder:. Make sure the volume and radius are in the same units (e.g., cm³ and cm).; Square the radius.; Divide the volume by the radius squared and pi to get the height in the same units as the radius.; If you have the surface area and radius (r):. Make sure the surface and radius are in the same …
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Metric Cubic Soil Volume Calculator: How Much Soil Do I Need?
To calculate the soil volume for a raised bed, measure its length, width, and depth in metres. ... So, if the calculator says you need 2 cubic metres, you can directly use this figure when ordering your bulk soil. Tips. Soil type can make a significant difference here. For flower beds, a loamy soil usually works best. If you're planting ...
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What Is Volume in Math? A Kid-Friendly Guide
Learn what volume is in math and how to calculate it for different 3D shapes using simple formulas. Find out the volume units, see solved examples, and test …
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Decimals
Multiplying by 10 moves the decimal point one place to the right (increasing the original number by a factor of 10).Dividing by 10 moves it one place to the left (decreasing the original number by a factor of 10).You can use this …
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Three-Dimensional Shapes
Part of The Skills You Need Guide to Numeracy. This eBook covers the basics of geometry and looks at the properties of shapes, lines and solids. ... This is covered on our page Calculating Volume. Continue to: Calculating Area 3D Shapes and Nets. See also: Calculating Volume Polygons (Plane Shapes)
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Drug Dosage Calculations | How-to-guide
(Strength required / Stock strength) × Stock volume = Volume dose required. Or another way this liquid dose formula can be expressed is: (What you want / What you've got) × What it's in = Volume dose required. This formula can also be used to calculate the volume dose required for injections. Worked Examples With Steps – Part 2
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Averages: Mean, Median and Mode | SkillsYouNeed
To calculate the mean, you need a set of related numbers (or data set). At least two numbers are needed in order to calculate the mean. The numbers need to be linked or related to each other in some way to have any meaningful result – for instance, temperature readings, the price of coffee, the number of days in a month, the number of ...
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Soil Calculator
Trying to estimate the volume and cost of topsoil you need? Try our soil calculator. Board. Biology ... You can calculate the required volume of soil by multiplying the grass yard area by the desired soil thickness. 153.5 yd² * 0.6 yd = 92.1 yd³ ...
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Perimeter and Circumference | SkillsYouNeed
You can use the same principle to work out the perimeter of any regular polygon that has any number of sides of equal length:. If your polygon has n number of sides, all of length s, then its perimeter is always equal to n × s, or simply ns.. So for example, if you have a heptagon (7 sides) with side length 15cm, then the length of the perimeter is 7 × 15 = …
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Introduction to Probability | SkillsYouNeed
If you throw three dice, what is the probability that you do not throw any 4s, 5s, or 6s? You are throwing three dice, each of which has 6 possible outcomes. The total number of outcomes is therefore 6 3 = 6 x 6 x 6 = 216. Each dice has three favourable outcomes, 1, 2, or 3. For the first two dice, you need to throw either 1, 2, or 3 for both dice.
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Fractions
Part of The Skills You Need Guide to Numeracy This eBook covers proportion looking at numbers as parts of other numbers, as parts of a larger whole, or in relation to other numbers. The book covers fractions and decimals, ratio and percentages with worked examples for you to try and develop your skills.
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Percentages
The percentage that you need to find is 20%, or the discount offered by the supplier. You are then going to take that off the full price to find out what the laptop will cost you. Start by working out the value of 1%. One percent of £500 is £500 ÷ 100 = £5. Multiply it by the percentage you are looking for
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A
Financially Savvy, 5 Skills You Need to Become; First-Time Home Buyers Need, 6 Skills; Forex Market, Navigating the: The Unseen Power of Soft Skills; Forex Trading and Behavioral Economics - Exploring the Influence of Behavioral Biases on Currency Markets; G - M. Get Rich, How to Develop the Skills You Need to; Hobbies That Generate Real …
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Topsoil Calculator
Online topsoil calculator to estimate how much topsoil you need for your gardening project. Calculate the number of bags of soil of certain size would be required to cover a given area with a given thickness of soil layer. Soil calculator supporting metric and imperial units - kg, tons, tonnes, cubic meters, cu ft, cubic yards, etc. Calculate both the …
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Volume Calculator
Do you need to calculate the volume of common shapes, such as sphere, cone, cube, cylinder, or ellipsoid? This free volume calculator can help you find the volume of any shape in various units, such as cubic meter, liter, gallon, or ounce. You can also explore other calculators on this website, such as binary calculator, IRA calculator, love …
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Culinary Math — The Culinary Pro
Examples include counting portions, increasing a recipe yield, determining a ratio for preparing a stock, calculating a plate cost, or establishing a food and labor budget. Culinary math begins with the basics of addition, …
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Real-World Maths | SkillsYouNeed
Prices may be shown with or without taxes included, either to make the price look lower, or because some buyers may be able to claim back the tax, and therefore need to know the tax-free cost. If you want to work out what you will have to pay, you may therefore need to work out sales tax quickly, and you may not have a calculator app to hand.
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Area, Surface Area and Volume
Calculating Area, Three-Dimensional Shapes and Calculating Volume. ... Area, Surface Area and Volume Author: Skills You Need Limited Created Date: 6/3/2020 11:38:30 AM ...
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Volume
Learn how to calculate the volume of various 3D shapes using formulas and examples. Find worksheets, quizzes and Common Core standards for grades 5 to 7.
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STONE CALCULATOR [How Much Stone do I Need]
In addition, if you know the density of the stone and cost per unit mass/volume, then you can also calculate the total cost. Coupled with a little preparation, this calculator will ensure that your project will be a walk in the park! How to calculate how much stone do you need? Calculate the volume of stone by entering your dimensions in ...
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Volume Calculator – Precise Volume Measurements – Made …
Then, click the "Calculate" button to see the volume in cubic centimeters (cm³). This calculator multiplies the length, width, and height values you provide: Volume (cm3) = …
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Common Mathematical Symbols and Terminology
The Skills You Need Guide for Students. Guide to Coaching and Mentoring. PRESENTATION SKILLS. PRESENTATION SKILLS ; What is a Presentation? Top Tips for Effective Presentations; ... See our pages on Calculating Area and Calculating Volume for examples of when squared and cubed numbers are used.
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Division ÷ | Basics of Arithmetic | SkillsYouNeed
Division ÷ | Basics of Arithmetic
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