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How To: Find the volume of a rectangular prism

Another thing you will learn in geometry is volume. In this tutorial, learn how to find the correct volume of a rectangular prism. A rectangular prism is a three dimensional object, which is why you are searching for volume as opposed to area. Check out this video and see just how easy it is to calculate rectangular volume.

How To: Find surface area and volume of a sphere

In this how to video, you will learn how to find the volume of a sphere and surface area. Let's say you need to find the volume of a sphere with a surface area of 200 cm cubed. You will need to know the formulas for surface area and volume of a sphere. The formula for surface area is 4 pi r squared. The formula for volume is 4/3 pi r cubed. Plug in the surface area of 200 cm cubed and plug it into the formula. You should get an answer of about 3.99 cm. Now you just have to solve for the radiu...

How To: Use a volume rocker shortcut to mute the speaker on your iPad

If you need to quickly silence your iPad, accessing the volume options on screen can be tedious and lengthy. You can also use the volume rocker, but if you have to press the button several times before the sound is finally muted, it can take several seconds. Instead, try long-holding the lower volume button on the side of the iPad so immediately mute the audio coming from your tablet.

How To: Use the Volume Buttons to Respring Your Buggy iPhone Without Having to Re-Jailbreak

Software issues occur more frequently on jailbroken iPhones, though, they're usually minor bugs that can be fixed easily with a respring. But if your device freezes up, restarting is the only way to get back to normal, which also means having to re-enable your jailbreak. There is one way, however, to respring without interacting with the touchscreen and having to re-jailbreak.

How To: Set custom sound volume for different applications

In this video tutorial, viewers learn how to set custom sound volume for different applications in a Windows 7 computer. This task is very easy, fast and simple to do. Begin by simply clicking on the speaker icon in the system tray and select Mixer. There users will have access to the master audio mix on the left and each application listed individually, with their own volume bar. Just adjust each volume bar of the applications to your liking. This video will benefit those viewers who use a W...

How To: Quiet Noisy Apps Automatically with This Ingenious App

You can do practically anything with a modern smartphone or tablet, so it stands to reason that the apps you have installed may serve vastly different purposes. Picture a game and a video player sitting right next to each other in your app drawer—odds are, you want the sound turned up while you're watching videos, but would prefer that the game was muted or a little lower. As a result, we're constantly tweaking volume levels to get the best experience.

How To: Get a True "Silent Mode" on Android Lollipop

The biggest complaint I hear about Android Lollipop is the fact that the new Priority Mode notification system has effectively killed off "Silent Mode." Sure, you can still put your phone on vibrate, but that's not truly silent. Selecting "None" as your notification mode isn't a perfect solution either, since no notification icons will be shown in your status bar and your alarm will not go off in the morning.

How To: Use volume envelopes in Sony Vegas Movie Studio

In this video tutorial, viewers learn how to use volume envelopes in Sony Vegas Movie Studio. Begin by importing the audio track into the time line. Then right-click on the audio control panel, go to Insert/Remove Envelope and select Volume. This will place a purple line through the audio track. Users are able to control the volume by moving the line up or down to increase or decrease the volume. Users are also able to select certain points by creating starting and ending points in the audio ...

How To: Search through Safari history

Gary Rosenzweig of MacMost teaches us how to best utilize Mac's Safari web browser, and how to, when it's not necessarily immediately intuitive, search through your Safari internet browsing history. Selecting first the History option in your browser, and then Show All, you'll find that, oftentimes, there will be quite a large volume of information presented. Months and months of browsing history is unwieldy and too intricate. The solution, of course, is to use the search bar there will be ava...

How To: Add Every Volume Slider to Android's Notification Tray

Your device has several volume levels that are regularly adjusted: the alarm, media, and ringer. Keeping track of the various volumes on a device can become an easy-to-forget task, potentially resulting in you not hearing an alarm in the morning, as you have to enter the sound options or trigger a volume change, then expand the dialog box that pops up.

How To: Set the ringer volume on your Android phone

Set your Android smartphone's ringer volume while leaving other volume settings untouched. One of the salient advantages of a Google Android smartphone over, say, an Apple iPhone, is the inherent extendibility of the open-source Android mobile OS. There are a seemingly infinite number of settings to tweak and advanced features to discover and use. This free video tutorial will show you how to adjust the ringer volume on your Android smartphone.

How To: Amplify a ukulele

Interested in amplifying your ukulele? Provided your ukulele has an electrical pickup, it's quite easy. And this free video ukulele lesson from Live Ukulele will show you how it's done.

How To: Find density using the water displacement method

To find out the density of any given object there is a simple equation, mass divided by the volume equals the density. In this video a lady is showing how to get the volume of three objects using water. First the objects are measured on a scale to find out how much they weigh, the mass. Next each one of the objects is placed into a measured amount of water to find out the volume. Before you place the object into the water you will want to know just how much water in there. That way when the o...

How To: Find the volume of a sphere

In this video the author show how to find the volume of a sphere. The formula for finding the volume of a sphere is 4/3 * Pi * r*r*r, where r is the radius of the sphere. Now to compute the volume of a sphere you have to note down the radius of the sphere and substitute it in the above formula along with the other substitutions. The author shows this with an example by taking a sphere of some radius and calculating its volume. To find out how to calculate the volume of a sphere watch this vid...

How To: Find the volume of a cylinder

This is an excellent educational video on mathematics. This video teaches you how to find the volume of cylinder with an example. The volume of cylinder is the bottom area multiplied by the height. Here, the height is 12 inches and the radius is 9 inches. The bottom area is Pi r square=piix81 sq inches. volume = piix81x12 = piix972

How To: Set the media volume on your Android phone

One of the salient advantages of a Google Android smartphone over, say, an Apple iPhone, is the inherent extendibility of the open-source Android mobile OS. There are a seemingly infinite number of settings to tweak and advanced features to discover and use. This free video tutorial, in particular, discusses how to tell your Android mobile phone to play media at one volume and everything else (ringtones & notifications, for example) at a second, different volume.

How To: Choose what stays in the system tray

Vanessa from Tekzilla Daily gives us a very helpful video guide on how to edit or tweak icons in the system tray on Windows 7. Typing "notification area" in the search box of the Start Menu calls up the Notification Area control panel. This control panel shows the different processes and programs that are on the system tray. It is where you can edit the settings for each process or icon, with options of "always appear, never appear or show up only when needed". You can also control the basic ...

How To: Find the volume of a regular pyramid

In this video, you will learn how to find the volume of a regular pyramid. Finding this volume is one of the basic steps in high school geometry. This tutorial will show you all of the steps and equations you need to solve this problem and soon you will be heading straight to the top of the class!

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