Geometry 5th Grade Vocab

Front

What is the amount of space a 3-D object takes up or how much a 3-D object will hold?

Back

Volume

Front

What do you call a shape that has at least three sides, with straight sides and is closed?

Back

Polygon

Front

What is an angle that measures EXACTLY 90 degrees?

Back

Right angle

Front

What is an angle that measures LESS than 90 degrees?

Back

Acute angle

Front

What is the amount of space a 2-D object takes up or the measure of how many square units fit inside a flat object?

Back

Area

Front

What do you call the distance around a 2-D shape?

Back

Perimeter

Front

What is a shape with four sides called?

Back

Quadrilateral

Front

What do you call an angle that measures MORE than 90 degrees but LESS than 180 degrees?

Back

Obtuse angle

Front

What is the term for a point where two lines meet?

Back

Vertex

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width