Math Vocabulary 8

Front

Two lines that intersect at a right angle

Back

Perpendicular

Front

The formula base time height equals area (bh=A) is used to find the area of what shape?

Back

Parallelogram

Front

Back

1000

Front

How many sides does a hexagon have?

Back

6

Front

What is the term for the outside surface of a 3D shape?

Back

Surface area

Front

What do you call a polygon with four sides?

Back

Quadrilateral

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

What is the term for the distance around a shape?

Back

Perimeter

Front

Back

25

Front

What do you call a triangle with one angle greater than 90 degrees?

Back

Obtuse triangle