Categories
Distance Between Points Geometric Measurement and Dimension

The distance between (1,1) and (4,5) is 7

IMG_3378

Categories
Distance Between Points Geometry Trigonometric Functions Trigonometry

Estimating cosine ( + Distance Bonus Mistake! )

IMG_2656

 

What does this response reveal about this student’s understanding of the basic trig functions?

(Bonus! What’s up with that response for distance? Can you explain why that mistake is a tempting one to make?)