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Stress-Strain Properties - 4
A common measure of the ability of a material to carry load per unit mass is termed strength-to-weight ratio and is calculated b...

11 Monate vor

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Stress-Strain Properties - 3
A brittle material will not exhibit a yield point. In other words, the yield point and failure point coincide. In such cases, th...

11 Monate vor

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Stress-Strain Properties - 2
The resilience of a material is its ability to resist permanent (or plastic) deformation. The resilience coincides with the elas...

11 Monate vor

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Stress-Strain Properties - 1
This is the first in a series of problems regarding mechanics of materials, in particular, material properties drawn from stress...

11 Monate vor

Problem

Covering a four-pointed star polygon by circles
Given the area, A, of a star polygon formed by the rectangle, with dimensions L×2L, and four triangles, with height h from their...

11 Monate vor | 0 | 12 Lösungsvorschläge

Frage

Reference Solution in 'Create Problem'
In 'Create Problem' page, there is the section 'Reference Solution', which refers to 'Optionally enter a solution to check again...

11 Monate vor | 1 Antwort | 0

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Antwort

Problem

Covering a four-pointed star polygon by rectangles
Given the area, A, of a star polygon formed by the rectangle, with dimensions L×2L, and four triangles, with height h from their...

11 Monate vor | 0 | 13 Lösungsvorschläge

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Slicing the area of a circle
Given the area, A, of a square, consider a circle having the area, πA, and the radius, r. For a given slicing number n>1, find ...

11 Monate vor

Problem

Slicing the area of a circle
Given the area, A, of a square, consider a circle having the area, πA, and the radius, r. For a given slicing number n>1, find ...

12 Monate vor | 0 | 6 Lösungsvorschläge

Frage

Community Preferred Solutions in Cody
Everytime I vote for one preferred solution, Community Preferred Solutions marks the two options as preferred. Is possible that...

12 Monate vor | 1 Antwort | 0

1

Antwort

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Height of a four-pointed star polygon
Given the area A, of a rectangle with dimensions l1xl2, where the side lengths are integers and form the smallest possible perim...

12 Monate vor

Problem

Slicing the area of a regular polygon
Given the area, A, of a regular polygon with n sides, each of length s, consider its decomposition in congruent isosceles triang...

12 Monate vor | 0 | 10 Lösungsvorschläge

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Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

12 Monate vor

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De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

12 Monate vor

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Add two numbers
Given a and b, return the sum a+b in c.

12 Monate vor

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angle in regular polygon
Make a function which returns measure of interior angle in x-side regular polygon. x is as input. Please pay attention, that 1 ...

12 Monate vor

Problem

Covering rectangle area of a four-pointed star polygon
Given the four-pointed star polygon formed by the rectangle, with dimensions l1xl2, and four triangles, with height, h, from the...

12 Monate vor | 0 | 12 Lösungsvorschläge

Problem

Height of a four-pointed star polygon
Given the area A, of a rectangle with dimensions l1xl2, where the side lengths are integers and form the smallest possible perim...

12 Monate vor | 0 | 11 Lösungsvorschläge

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Generalizing square area to triangle area
Cody Problem 61070 asked for the height, h, of a right triangle that had the same area, A, of a square with side length, c, and ...

12 Monate vor

Problem

Generalizing square area to triangle area
Cody Problem 61070 asked for the height, h, of a right triangle that had the same area, A, of a square with side length, c, and ...

12 Monate vor | 0 | 20 Lösungsvorschläge

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Is the Point in a Triangle?
Check whether a point or multiple points is/are in a triangle with three corners Points = [x, y]; Triangle = [x1, y1; x2, y...

12 Monate vor

Frage

Indexing in a matrix vs vector
Why can we write A(1,2) for a nx2 matrix, with n>1, and we cannot write i=1; x(i,2) for a vector x = [x1 x2]? It only accepts x...

12 Monate vor | 2 Antworten | 0

2

Antworten

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Find my daddy long leg (No 's')
Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.

12 Monate vor

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Can we make a triangle?
Given three positive number, check whether a triangle can be made with these sides length or not. remember that in a triangle su...

12 Monate vor

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Find the sides of an isosceles triangle when given its area and height from its base to apex
Find the sides of an isosceles triangle when given its area and the height from its base to apex. For example, with A=12 and h=...

12 Monate vor

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Height of a right-angled triangle
Given numbers a, b and c, find the height of the right angled triangle with sides a and b and hypotenuse c, for the base c. If a...

12 Monate vor

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Square area to triangle area
Given the area, A, of a square with side length, c, if a right angle triangle has the same area A and the hypothenuse length 2c ...

12 Monate vor

Problem

Square area to triangle area
Given the area, A, of a square with side length, c, if a right angle triangle has the same area A and the hypothenuse length 2c ...

12 Monate vor | 0 | 28 Lösungsvorschläge

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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the second...

12 Monate vor

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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? <<https://imgur.com/x6hT6mm.png>> ...

12 Monate vor