Triangle calculator

Please provide 3 values including at least one side to the following 6 fields, and click the "Calculate" button.

Finding the missing side or angle couldn't be easier than with our great tool — right triangle side and angle calculator. Choose two given values, type them into the calculator, and the calculator will determine the remaining unknowns in a blink of an eye! If you are wondering how to find the missing side of a right triangle, keep scrolling, and you'll find the formulas behind our calculator. There are a few methods of obtaining right triangle side lengths. Depending on what is given, you can use different relationships or laws to find the missing side:.

Triangle calculator

Triangle Calculator November Everyone info. Solve triangles by entering two sides and one angle, two angles and one side or three sides to find remaining values as used in trigonometry. Angles are available in degrees, radians, grads or degrees with minutes and seconds. Paid ad-free version also available. Found a translation error or want to help with a new translation? Please contact us through email. Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time. This app may share these data types with third parties App activity, App info and performance, and Device or other IDs. This app may collect these data types App info and performance and Device or other IDs. Data is encrypted in transit. You can request that data be deleted.

Where for brevity it says 'edge a', 'angle B' and triangle calculator on, it should, more correctly, be something like 'length of edge a' or 'edge-length' or 'size of angle B' etc.

Please provide 2 values below to calculate the other values of a right triangle. Right triangles, and the relationships between their sides and angles, are the basis of trigonometry. The sides of a right triangle are commonly referred to with the variables a, b, and c, where c is the hypotenuse and a and b are the lengths of the shorter sides. The altitude divides the original triangle into two smaller, similar triangles that are also similar to the original triangle. If all three sides of a right triangle have lengths that are integers, it is known as a Pythagorean triangle. In a triangle of this type, the lengths of the three sides are collectively known as a Pythagorean triple.

The triangle length calculator tells you the length of the third side if you enter two sides and an angle. A triangle has three sides and three angles. To this end, you need to employ a sine law or the cosine law to relate them to each other. Sine or cosine forms the crux of trigonometry functions that have numerous applications. One is about finding the third side or any angle for a triangle: the calculator and the accompanying text do the same. Read on to understand more about triangle length and cosine law. The sides of the triangle are related to each other with the cosine law :. If you find this calculator interesting, we have other triangle related calculators waiting for you:. The third side of the triangle is

Triangle calculator

Please provide 2 values below to calculate the other values of a right triangle. Right triangles, and the relationships between their sides and angles, are the basis of trigonometry. The sides of a right triangle are commonly referred to with the variables a, b, and c, where c is the hypotenuse and a and b are the lengths of the shorter sides. The altitude divides the original triangle into two smaller, similar triangles that are also similar to the original triangle.

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The default option is the right one. Found a translation error or want to help with a new translation? Finding the missing side or angle couldn't be easier than with our great tool — right triangle side and angle calculator. It is the edge opposite to the right angle and is c in this case. As can be seen from the triangles above, the length and internal angles of a triangle are directly related, so it makes sense that an equilateral triangle has three equal internal angles, and three equal length sides. Now we know that:. Although side a and angle A are being used, any of the sides and their respective opposite angles can be used in the formula. The circumcenter of the triangle does not necessarily have to be within the triangle. The medians of the triangle are represented by the line segments m a , m b , and m c. Refresh the calculator. It is worth noting that all triangles have a circumcircle circle that passes through each vertex , and therefore a circumradius. The median of a triangle is defined as the length of a line segment that extends from a vertex of the triangle to the midpoint of the opposing side. If leg a is the missing side, then transform the equation to the form where a is on one side and take a square root:. Very useful for solving triangles or double checking my own guess.

Please provide 3 values including at least one side to the following 6 fields, and click the "Calculate" button. A triangle is a polygon that has three vertices. A vertex is a point where two or more curves, lines, or edges meet; in the case of a triangle, the three vertices are joined by three line segments called edges.

In a triangle of this type, the lengths of the three sides are collectively known as a Pythagorean triple. Remember the drawing is NOT to scale. Tick marks on the edge of a triangle are a common notation that reflects the length of the side, where the same number of ticks means equal length. How to find the angle? In a triangle, the inradius can be determined by constructing two angle bisectors to determine the incenter of the triangle. The sides of a right triangle are commonly referred to with the variables a, b, and c, where c is the hypotenuse and a and b are the lengths of the shorter sides. Depending on what is given, you can use different relationships or laws to find the missing side:. Finding the missing side or angle couldn't be easier than with our great tool — right triangle side and angle calculator. The "base" refers to any side of the triangle where the height is represented by the length of the line segment drawn from the vertex opposite the base, to a point on the base that forms a perpendicular. Area and perimeter of a right triangle are calculated in the same way as any other triangle.