Polygons 5th Grade Flashcard 1

Front

How many acute angles must an acute triangle have?

Back

3

Front

What type of triangle has two equal sides?

Back

Isosceles

Front

What type of angle measures exactly 90 degrees?

Back

Right angle

Front

Two lines that never intersect are called what?

Back

Parallel lines

Front

How many sides does a hexagon have?

Back

6

Front

What is a triangle with all sides of different lengths called?

Back

Scalene triangle

Front

What do you call an angle that is greater than 90 degrees but less than 180 degrees?

Back

Obtuse angle

Front

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

Back

180 degrees

Front

What type of triangle has all sides of equal length?

Back

Equilateral triangle

Front

What do you call a polygon with 5 sides?

Back

Pentagon