Week 6 Math

  1. Measurement

Cone               : SA=2πr ²+2πrh

⤵︎×2      :V=(area of base)×h

Sphere      : SA=4πr     ½ sphere : SA=½(4πr²)

: V=¾ πr³                     :V=½(¾πr³)


 

Reclangular Prism

SA=2(wh+lw+lh)

V=(area of base)×h

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