Google Classroom
GeoGebraGeoGebra Classroom

Quadrilaterals on a 3x3 Geoboard

Q1

Find all noncongruent quadrilaterals that can be formed on a 3x3 Geoboard. How many can you find?

Q2

Classify your shapes into the following groups. Use the corresponding geoboard letter when listing them.

Q2a

Convex quadrilaterals:

Q2b

Concave quadrilaterals:

Q2c

Trapezoid (by the traditional definition or trapezoid that is not a parallelogram):

Q2d

Parallelograms that are not rectangles:

Q2e

Rectangles that are not squares:

Q2f

Square: