Geometry Triangle Classification and Solving

Front

What is an isosceles triangle?

Back

An isosceles triangle is a triangle that has at least two sides of equal length. The angles opposite these sides are also equal.

Tags

CCSS.4.G.A.2

Front

How do you find the vertex angle of an isosceles triangle when given the base angles?

Back

The vertex angle can be found using the formula: Vertex Angle = 180° - 2 * Base Angle.

Tags

CCSS.8.G.A.5

Front

What type of triangle has one angle measuring 90 degrees?

Back

A right triangle is defined as a triangle that has one angle measuring 90 degrees.

Tags

CCSS.4.G.A.2

Front

What is the Pythagorean theorem?

Back

Tags

CCSS.8.G.B.8

Front

What is the sum of the interior angles of a triangle?

Back

The sum of the interior angles of a triangle is always 180 degrees.

Tags

CCSS.8.G.A.5

Front

How do you determine if a triangle is scalene?

Back

A scalene triangle is a triangle in which all three sides are of different lengths, and consequently, all three angles are also different.

Tags

CCSS.4.G.A.2

Front

What is the formula for finding the area of a triangle?

Back

Tags

CCSS.6.G.A.1

Front

What is the relationship between the sides and angles in a triangle?

Back

In a triangle, the larger the angle, the longer the opposite side. Conversely, the smaller the angle, the shorter the opposite side.

Tags

CCSS.HSG.CO.C.10

Front

What is the definition of a right triangle?

Back

A right triangle is a triangle that has one angle measuring exactly 90 degrees.

Tags

CCSS.4.G.A.2

Front

How do you find the length of a missing side in a right triangle?

Back

Tags

CCSS.8.G.B.7