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10 cards from this deck
Distance from apex to base edge along triangular face
Different measurements; cannot be used interchangeably
SA=s2+4×(12sl)SA = s^2 + 4 \times \left(\frac{1}{2}sl\right)SA=s2+4×(21sl)
SA=πr2+πrlSA = \pi r^2 + \pi rlSA=πr2+πrl
Side length of the square base
Slant height
πr2\pi r^2πr2 (base) and πrl\pi rlπrl (curved surface)
l2=h2+r2l^2 = h^2 + r^2l2=h2+r2
When given hhh and rrr but not lll
Square units (cm², m², etc.)
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