Geometry Unit 4 Flashcard Review

Front

What is the measure of angle U in degrees?

Back

54 degrees

Front

What do the angles in an equilateral triangle measure?

Back

60°, 60°, 60°

Front

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

Back

Acute triangle

Front

What type of triangle has two sides of equal length?

Back

Isosceles triangle

Front

What type of triangle has all sides of different lengths?

Back

Scalene triangle

Front

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

Back

180 degrees

Front

What is the definition of an acute triangle?

Back

A triangle where all angles are less than 90 degrees.

Front

What is the definition of a right triangle?

Back

A triangle that has one angle equal to 90 degrees.

Front

What is the definition of an obtuse triangle?

Back

A triangle that has one angle greater than 90 degrees.

Front

What is the relationship between the angles in a triangle?

Back

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