Triangles

Front

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

Back

180 degrees

Tags

CCSS.8.G.A.5

Front

What type of triangle has two sides of equal length?

Back

Isosceles triangle

Tags

CCSS.4.G.A.2

Front

What is the name of a triangle with all sides of equal length?

Back

Equilateral triangle

Tags

CCSS.4.G.A.2

Front

What is the name of a triangle with one angle measuring 90 degrees?

Back

Right triangle

Tags

CCSS.4.G.A.2

Front

If one angle of a triangle measures 90 degrees, what can you say about the other two angles?

Back

They must add up to 90 degrees.

Tags

CCSS.8.G.A.5

Front

What type of triangle has all angles measuring less than 90 degrees?

Back

Acute triangle

Tags

CCSS.4.G.A.2

Front

What type of triangle has one angle measuring more than 90 degrees?

Back

Obtuse triangle

Tags

CCSS.4.G.A.2

Front

In a triangle, if one angle measures 58 degrees and another measures 29 degrees, what is the measure of the third angle?

Back

93 degrees

Tags

CCSS.8.G.A.5

Front

What is the formula to find the area of a triangle?

Back

Area = 1/2 * base * height

Tags

CCSS.6.G.A.1

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths.

Tags

CCSS.4.G.A.2