Cross-Sectional Solid
y = x²,  x ∈ [0, 2]
Cross-sections ⊥ x-axis:
Equilateral △ with side s = x²
Area: A(x) = √3/4 · x⁴
V = ∫₀² √3/4 · x⁴ dx = 8√3/5 ≈ 2.7713
Base edges (parabola, y=0)
Apex edge (height = √3/2·x²)
Sample cross-sections
Controls
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