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Activity

Maths challenge.net: Annulus

Curated by ACT

An annulus of a circle is defined and then a proof like problem is posed involving area and radius of circles.

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CCSS: Adaptable
Concepts
radius
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Additional Tags
area of a circle proof, circle proofs, proofs in geometry, proofs with circles, geometric proof
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Resource Details
Grade
9th - 10th
Subjects
Math
2 more...
Resource Types
Activities & Projects
1 more...
Audiences
For Administrator Use
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Lexile Measures
0L
Common Core
HSG-C.A.3 HSG-C.A.1