Tuesday, September 22, 2020
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Geometry builds a new house, even in a tree

Math and CTE students in IL and Texas are using geometry to build houses—some for living in, some for climbing in, as in tree houses.

Flyers players relate science, math to hockey

Getting kids interested in learning about math and science, as it relates so much to the world around them, means something in Penn., Del., & N.J.

Quinn the robot teaches geometry in groups

A robot is helping students learn geometry. Research points us toward moving students into collaborative groups, away from 1-to-1 device use.

Geometry PARCC question: similar triangles

What are the different ways of proving one triangle is similar to another triangle? AA, and what else?

Geometry PARCC question: equidistant in plane

Circles are defined as all points in a plane equidistant from a given point, the center. All radii of a circle are congruent by definition.

Geometry PARCC question: diagonal length

The diagonal of a square can be determined using the Pythagorean Theorem or, just as well, with trigonometry.

Geometry PARCC question: triangle dilation

When it comes to dilations of triangles, can you recognize similar and congruent parts of the before and after images?

Habitat home building teaches geometry

A geometry class in Ft Collins, Colo., builds a new house for a mother and daughter through Habitat for Humanity. Geometry lessons. Humanity lessons.

Congruent and similar polygons

A state department of education, as a question on the public-release form of a statewide standardized test, released a question to the public in...