Identify Triangles by Angles Exit Ticket

Front

What is an acute triangle?

Back

An acute triangle is a triangle where all three angles are less than 90 degrees.

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle equal to 90 degrees.

Front

What is an obtuse triangle?

Back

An obtuse triangle is a triangle where one angle is greater than 90 degrees.

Front

How can you identify an acute triangle?

Back

You can identify an acute triangle by measuring its angles; if all angles are less than 90 degrees, it is acute.

Front

How can you identify a right triangle?

Back

You can identify a right triangle by checking if one of its angles measures exactly 90 degrees.

Front

How can you identify an obtuse triangle?

Back

You can identify an obtuse triangle by measuring its angles; if one angle is greater than 90 degrees, it is obtuse.

Front

What is the sum of the angles in any triangle?

Back

The sum of the angles in any triangle is always 180 degrees.

Front

What is a scalene triangle?

Back

A scalene triangle is a triangle where all three sides and all three angles are different.

Front

What is an isosceles triangle?

Back

An isosceles triangle is a triangle that has at least two sides of equal length and two angles of equal measure.

Front

What is the difference between acute, right, and obtuse triangles?

Back

Acute triangles have all angles less than 90 degrees, right triangles have one angle equal to 90 degrees, and obtuse triangles have one angle greater than 90 degrees.