Study Guide — K.G.A.2
Name shapes any orientation
A triangle on its side is still a triangle — rotate shapes when naming.
What this standard means
- Identify shapes when rotated
- Identify shapes when scaled larger or smaller
- Name shapes without relying on color
- Distinguish look-alikes (square vs rhombus preview)
_See printable PDF for diagram._
How to use the 20 practice sets
| Sets | When to use | | --- | --- | | 1–5 | Intro — explore together, short written items | | 6–10 | Core skills — diagrams and written practice | | 11–15 | Mixed review — explain thinking | | 16–20 | Stretch — word problems and mastery tasks |
Pacing: 10–15 minutes per session.
How to practice
1. Rotate shape cutouts before naming 2. Sort shape cards ignoring color 3. Draw the same shape small and large
_See printable PDF for diagram._
Common mistakes
- Saying “upside-down triangle” is different
- Needing shapes to be a familiar size
- Calling diamonds a different shape name
Review and practice tests
1. Start Review 1/10 when sets 1–3 feel comfortable. 2. Move up one review level with little help. 3. Use Practice Test 4/10–6/10 for mid-standard checks. 4. Practice Test 10/10 is the mastery bar for K.G.A.2.
- [ ] Names shapes in any orientation
- [ ] Ignores size when naming
- [ ] Consistent names for 2D shapes
Materials for this standard
- Practice Problems — 20 printable sets
- Review — 10 difficulty levels
- Practice Test — 10 difficulty levels
- Answer key — for parents and tutors