Types of Triangles

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What is a triangle?
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A triangle is a polygon with three edges and three vertices.
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How are triangles classified based on their sides?
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Triangles are classified based on their sides as equilateral, isosceles, and scalene.
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What is an equilateral triangle?
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An equilateral triangle is a triangle where all three sides are of equal length.
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What is an isosceles triangle?
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An isosceles triangle is a triangle with at least two sides of equal length.
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What is a scalene triangle?
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A scalene triangle is a triangle where all sides are of different lengths.
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How are triangles classified based on their angles?
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Triangles are classified based on their angles as acute, right, and obtuse.
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What is an acute triangle?
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An acute triangle is a triangle where all three interior angles are less than 90 degrees.
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What is a right triangle?
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A right triangle is a triangle with one interior angle exactly equal to 90 degrees.
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What is an obtuse triangle?
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An obtuse triangle is a triangle with one interior angle greater than 90 degrees.
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What is the sum of the interior angles of a triangle?
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The sum of the interior angles of a triangle is always 180 degrees.
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Can a triangle be both isosceles and right?
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Yes, a triangle can be isosceles with two equal sides and a right angle.
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What defines a triangle’s height?
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A triangle's height is the perpendicular distance from a vertex to the opposite side (or its extension).
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What is the area formula for a triangle?
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The area of a triangle is given by 1/2 x base x height.
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What is the Pythagorean Theorem related to triangles?
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The Pythagorean Theorem states that in a right triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.
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What is a median in a triangle?
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A median of a triangle is a line segment joining a vertex to the midpoint of the opposite side.
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