Romboid

Do you want to learn how to calculate the area of the rhomboidits perimeter or to know its characteristics? You are in the right place.

Below you will find an online calculator to obtain the area of the rhomboid automatically and without operations. Just enter the value of its height and the value of the base to obtain the data.

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Circular sector

Circular sector calculator

Do you want to calculate the area of a circular sector? Use our online calculator and you will get the area of the sector automatically as well as its arc length and perimeter.

All you need is to know the radius of the circle (r) and the number of degrees (α) that the circular sector occupies. When you have it, press the calculate button and you will get the result immediately.

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Calculate diameter

Calculate circumference diameter

Calculate the diameter of the circumference is very simple although there are several possibilities to do it.

Thanks to our calculator you will be able to find the diameter of the circle from its radius or from its perimeter or length.

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Perimeter of an equilateral triangle

Perimeter of a triangle

Equilateral triangle

 

For calculate the perimeter of an equilateral triangle we only have to multiply by three the length of one of its sides. This is because this type of triangles has all its sides equal and, therefore, so are all its angles (60º each).

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Perimeter of an isosceles triangle

Perimeter of a triangle

Do you need to calculate the perimeter of an isosceles triangle? You can use our calculator that will allow you to know the length of an isosceles triangle by simply entering the measure of its sides.

And if you want to know more about this triangle with two equal sides, read on.

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Perimeter of a scalene triangle

Perimeter of a triangle

Do you have to calculate the perimeter of a scalene triangle? Use our calculator to perform this operation automatically.

You simply have to enter the dimensions of each side of the scalene triangle and click on the calculate button to obtain the value of its perimeter:

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How to calculate the perimeter of a triangle

Perimeter of a triangle

To properly calculate the perimeter of a triangle we need to know what type of triangle we have since, according to their classification, they can be:

  • Equilateral triangle: all its sides are equal and, therefore, its angles are also equal.
  • Isosceles triangletwo of its sides are equal while the third is different.
  • Scalene triangleall its sides are different.

Depending on the case we have, calculate the perimeter of a triangle will be done in one way or another:

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How to calculate the perimeter of a circumference

Perimeter of a circumference

Calculate the perimeter of a circle can be useful in certain math problems, however, it is not something we usually remember.

Fortunately, we are here to refresh your memory and clear all your doubts about how to calculate the perimeter of a circle. To do this, just apply the following mathematical formula:

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How to calculate the perimeter of a rectangle

Perimeter rectangle

Calculate perimeter of a rectangle

Calculate the perimeter of a rectangle is something very simple that sometimes it is useful to remember how to do it. First of all, let's refresh the concept of perimeter, a word that tells us the sum of the length of all the sides of a geometric figure.

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