Classify Triangles: Equilateral, Isosceles, Scalene

Front

A triangle with all three sides equal is called a ______________ triangle.

Back

equilateral

Tags

CCSS.4.G.A.2

Front

A triangle with two sides equal is called a ______________ triangle.

Back

isosceles

Tags

CCSS.4.G.A.2

Front

A triangle with no equal sides is called a ______________ triangle.

Back

scalene

Tags

CCSS.4.G.A.2

Front

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

Back

acute triangle

Tags

CCSS.4.G.A.2

Front

What type of triangle has one angle that is greater than 90 degrees?

Back

obtuse triangle

Tags

CCSS.4.G.A.2

Front

What type of triangle has one right angle?

Back

right triangle

Tags

CCSS.4.G.A.2

Front

The sum of the angles in any triangle is ______________ degrees.

Back

180 degrees

Tags

CCSS.8.G.A.5

Front

In an equilateral triangle, each angle measures ______________ degrees.

Back

60 degrees

Tags

CCSS.8.G.A.5

Front

In an isosceles triangle, the angles opposite the equal sides are ______________.

Back

equal

Tags

CCSS.8.G.A.5

Front

If a triangle has sides of lengths 3 cm, 4 cm, and 5 cm, it is a ______________ triangle.

Back

scalene

Tags

CCSS.4.G.A.2