MPM2D - Day 42: Similar Triangles and Trig

We jumped back in where we left off yesterday with students investigating the relationship between perimeter of a triangle and scale factor and then area and scale factor. Here are our conclusions:

And our "official" consolidation:

Next, we moved on to trig starting with a warm-up to get them thinking of sine, cosine and tangent again. When they completed that, they started on this matching activity (the warm-up is included in this file). They will keep working on it tomorrow.

Here is today's homework set.