Right Pyramids, Right Cones and Spheres (Grade 11 NSC Matric Mathematics): Quizzes

Apex-to-base-center line ⊥ to base

By the shape of their base

$b(b + 2h_s)$

$\pi r(r + h)$

$4\pi r^2$

Perpendicular height H

$\frac{1}{3}$

$\frac{4}{3}\pi r^3$

Base area + lateral surface area

$\frac{1}{2}b(h_b + 3h_s)$