Categories
Geometry Quadrilaterals

Parallelogram Problems

parallelogram

 

This is a straight up student-empathy question: what was this kid’s thought process like?

Thanks to Tina for the submission!

Editor’s Note: I categorized this as Grade 7 – Geometry in the CCSS, but I’m not really sure if that’s right. Where does this belong?

Categories
Feedback Geometry Quadrilaterals

A Parallelogram is a Rhombus

ASN 6 2 ASN 6

These are some “Always, Sometimes, Never” questions. Like, “Is it always, sometimes or never true that a rhombus is a parallelogram.”

What’s the fastest way to help these students?

(Thanks for the submission, Tina C!)

Categories
Geometric Measurement and Dimension Geometry High School: Geometry Pythagorean Theorem Quadrilaterals Similarity, Right Triangles and Trigonometry

Baseball Fields and Geometry

What made this question hard for the student? How come they got it wrong? Why did the student get it wrong in this particular way?

Today’s submission comes from Tina Cardone, who blogs at Drawing On Math.

Categories
Geometry Quadrilaterals

False Symmetry

False_symmetry

How do you get kids to stop seeing symmetry when it just isn’t there?