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A right-angled triangle. Per Pythagoras: (5*5) + (12*12) = 13*13

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What kind of triangle has 2 equal side lengths?

An isoceles triangle has 2 congruent sides of equal length, and one of a different length.(If all three side lengths are the same, you have an equilateral triangle, which is also equiangular, each angle 60°).


Are angles measured by their side lengths?

No. Angles don't have anything called a side length. However, one can use trigonometry to compute the angles of a triangle based on the side lengths of the triangle (triangles do have side lengths).


When a triangle is formed from three given side lengths is the triangle a unique triangle or can more than one triangle be formed using those same side lengths explain?

A triangle formed from three given side lengths can be either unique or non-unique depending on the specific lengths. If the triangle inequality theorem is satisfied (the sum of the lengths of any two sides must be greater than the length of the third side), then only one unique triangle can be formed. However, if the side lengths are such that they can form a degenerate triangle (where the sum of two sides equals the third), or if two sides are equal and the third side allows for more than one valid configuration (as in some cases with isosceles triangles), more than one triangle can potentially be formed. In general, for three distinct side lengths that satisfy the triangle inequality, only one triangle exists.


How do you know if you can make more that one triangle?

To determine if you can make more than one triangle with a given set of side lengths, you can use the triangle inequality theorem, which states that the sum of the lengths of any two sides must be greater than the length of the remaining side. If the side lengths meet this condition, you can form a triangle, but if the side lengths are the same (like in the case of an equilateral triangle), only one unique triangle can be formed. Additionally, if the angles are not specified and the side lengths allow for different arrangements, multiple triangles may be possible.


Name of a triangle that has 2 equal length and one not equal length?

A triangle with 2 equal side lengths is called an isosceles triangle.

Related Questions

What kind of triangle has 2 equal side lengths?

An isoceles triangle has 2 congruent sides of equal length, and one of a different length.(If all three side lengths are the same, you have an equilateral triangle, which is also equiangular, each angle 60°).


Are angles measured by their side lengths?

No. Angles don't have anything called a side length. However, one can use trigonometry to compute the angles of a triangle based on the side lengths of the triangle (triangles do have side lengths).


What are the measurements for a scaline triangle?

A scalene triangle is simply a triangle where all of its sides are different lengths. One example of the side lengths of a scalene triangle are: 5cm, 6cm and 7cm


How do you find the side length on a triangle with one angle given?

To find side lengths on a triangle, you need to know at least one of the sides. The possible combinations for solving* a triangle are: side, side, side; side, angle, side; angle, side, angle; angle, side, longer side. *To solve a triangle is to find the lengths of all the sides and the measures of all the angles.


Can the following side lengths form a triangle 3 8 3?

Yes, an isosceles triangle with two size lengths of 3 and one of 8 :)


A triangle that has a short side of 6mm another side of 7mm the third side is 12mm what kind of triangle is this?

Well, honey, with those side lengths, you've got yourself a scalene triangle. That means all three sides are different lengths, just like a box of chocolates - you never know what you're gonna get! So, go ahead and flaunt your unique triangle, it's one of a kind!


If the square of the length of the longest side of a triangle is greater than the sum of the squares of the lengths of the other two sides of what kind of triangle?

It would be an obtuse triangle with one angle being greater than 90 degrees.


Name of a triangle that has 2 equal length and one not equal length?

A triangle with 2 equal side lengths is called an isosceles triangle.


How many triangles have the side lengths 7in 7in 7in?

As many as you like but they will all be equilateral triangles


What is Side-Side-Side postulate?

The Side-Side-Side (SSS) postulate states that if all three sides of one triangle are congruent to the corresponding sides of another triangle, then the two triangles are congruent. In other words, if the lengths of the three sides of one triangle are equal to the lengths of the corresponding three sides of another triangle, then the two triangles are congruent.


What is the formula for perimeter of a right triangle when one side is missing?

Surely you know how to find the third side of a right triangle, when you know the lengths of the other two. Find it, and then add up the lengths of the three sides to get the perimeter.


How do you work out the lengths of each side of an equilateral triangle?

Use a ruler and measure one side only. All sides will measure the same if the triangle is equilateral.