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The formula is A2 + B2=C2. Say if 102 +102=202.The hypotenuse is 202.So 102 +102=200.And 202=200. the triangle is a right triangle. It equals the hypotenuse.

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Q: How is a triangle classified as a right triangle?
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Related questions

If a triangle has a 90 angle then the triangle can be classified as?

A right angle triangle.


If a triangle has 2 acute angles and 1 right angle how is it classified?

A triangle with a right angle is a right triangle.


Can a right triangle be classified as an acute triangle?

No. An acute triangle has to have three acute angles. A right triangle has to have one 90 degree angle.


What triangles can be classified as a right triangle?

Any triangle that has a 90 degree angle and two acute angles is a right angle triangle.


Can a right triangle be classified as an equilateral triangle?

No not ever because they both have different properties


Imagine an obtuse triangle in which one of the angles measures 45 such a triangle can also be classified as what?

right triangle an equalangular triangle acute triangle scalene triangle


What type of triangle has an angle that measures 20 and an angle that measures 90?

Any triangle with a 90 degree angle is classified as a right triangle.


What is a true statement of about a triangle?

it is a 3ree sided figure it has neither parallel nor perpendicular and it can be classified as a scalene triangle, right triangles or equilateral


What are the different kind of triangles?

there is the Equilateral Triangle which all sides are equal.there is the Isosceles Triangle where only two sides are equal.there is the Scalene Triangle where no sides are equal.can help you:http://www.easycalculation.com/trigonometry/triangles-sides.php


How do you classify a triangle?

A triangle is classified as a 3 sided polygon.


Is a triangle an isosceles triangle?

It can be, if two of the sides and two of the angles are equal. Triangles can be classified by their sides: equilateral, isosceles, scalene or by their angles: acute, right, obtuse. Combinations are possible.


Can a triangle be classified as an acute triangle?

Yes. A triangle can be classified as: For angles 1. If a triangle has at least 1 angle that has an angle measure of more than 90 degrees, it can be called an obtuse triangle 2. If a triangle has 3 angles that are less than 90 degrees, it's a acute triangle. 3. If a triangle has an angle that has an angle measure of 90 degrees, it can be called and right triangle For sides: 1. All equal sides= equilateral. 2. 2 equal sides= Isosceles 3. No equal sides= scalene