Geometry and Formula of Polygons and Polyhedrons

Front

What is the formula for the area of a quadrilateral?

Back

A = L x w (Length x Width)

Front

What is the formula for the area of a trapezoid?

Back

A = 1/2(b1 + b2) x h (Average of the bases times height)

Front

How do you find the perimeter of a parallelogram?

Back

P = 2(base) + 2(slant)

Front

What is the formula for finding the area of a parallelogram?

Back

A = L x H (Length x Height)

Front

What is the formula for the area of a triangle?

Back

A = 1/2(b x h) (Base times height divided by 2)

Front

What is a polygon?

Back

A closed figure with three or more straight sides.

Front

What is a polyhedron?

Back

A 3D shape with flat polygonal faces, edges, and vertices.

Front

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

Back

180 degrees.

Front

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

Back

360 degrees.

Front

How do you calculate the area of a rectangle?

Back

A = L x w (Length x Width)