Problematic content items
1) Triangle Inequality
b) developed student assessment items
2) Billy the grazing goat and areas of regions
a) activity sheet – link to come
b) developed student assessment items
3) Surface area and volume
b) developed student assessment items
4) Transformational geometry
b) activity sheet-link to come
c) developed student assessment items
5) Trigonometry work
a) GSP similar triangles and some trig
e) developed student assessment items-link to come