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Knowledge atom

Identify shapes by number of sides and angles

G2.GEO.01Grade 2ShapesSource mission: Shape Attributes & Identification

Names triangles, quadrilaterals, pentagons, and hexagons by counting sides and angles.

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Progress & proof summary

LifecycleNot started
Evidence progress0 of 2 pieces collected
0%
Current predictionNo prediction yet
Why?
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Mastery projection: Not available yetWhat does this mean?

Standards alignment

2.G.A.1

Prerequisites

Common misconceptions

  • treats quadrilateral as meaning only square or rectangle

Required evidence

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i
EvidencePerformanceStatusNext step
Recognize itIdentify the target across examples Not startedCollect one observation
Tell it apartDistinguish the target from a near miss Not startedCollect one observation

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Recognize it

Names triangles, quadrilaterals, pentagons, and hexagons by counting sides and angles.

Estimated time: ~5 min

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