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Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

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Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<http://upload...

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Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

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Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

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Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

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Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<http://upload....

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Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

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Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

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how can i use plot functions? they are all unvariable.
<</matlabcentral/answers/uploaded_files/92875/1m.JPG>> Give a value to a variable of your choice and then select the same var...

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How can we get bluetooth signal strength?
I want to know the strength of available Bluetooth signal.

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

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How can I convert known GPS coordinates to image pixels, and again image pixels to world GPS coordinates?
I have few known points in an image and same points I have as GPS coordinates also. How can I georeference my image to get all p...

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I have an input matrix of 17X4 and output matrix of 17X8, is there any method to fit regression with these many input and outputs together?
A problem with multiple input and multiple output regression

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ILoveYou()
This writes I love you programmatically

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what is the mathematics involved behind "pointsToWorld" command?
What is the formula which converts image points to world points using "pointsToWorld" command?

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How to measure area of a rectangle from an image?
Suppose, I have this image and I want to measure the area of the table surrounded by a red line. This table is rectangular but n...

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Calibration of image without chessboard
I have some set of images of a roadway where I can see roads merging in the end. I want to calibrate this image I know some poin...

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Can I change my voice sound similar to someone?
Hi... I am curious that how can we change our voice to someone else's voice. for example, I want to sound like my father or my b...

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

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How can I know pressed mouse key on a GUI push button?
I have made a 'pushbutton' using GUI ('guide'). How can I know and display which mouse key (left, right or centre) I pressed o...

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how to combine two .m files into one file
clear the question, what kind of file?

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what does matlab do in A/b if both matrices are 1x4 matrices in order to come up with a number ???
follow this link http://in.mathworks.com/help/matlab/ref/mrdivide.html

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Why 'implay' is faster than any player we make in matlab?
I am trying to make a video player as per my need, I am using 'VideoReader', 'imshow' commands etc. I want to know why my player...

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How can we use 'SPMD' for 'VideoReader'?
hi, I want to do do some video quality reduction fastly, I am using parallel computing , but this error is coming: 'Cannot call...

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