Math Problem Statement

Jika panjang rusuk kubus ABCD.EFGH adalah 18 cm maka jarak titik E ke garis HB adalah... cm.

Solution

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Math Problem Analysis

Mathematical Concepts

Geometry
Three-Dimensional Geometry
Vector Algebra

Formulas

Jarak titik ke garis: d = |HE × HB| / |HB|
Persamaan garis tiga dimensi: r(t) = (x₁, y₁, z₁) + t(dx, dy, dz)

Theorems

Cross Product Theorem for Distance in 3D Geometry

Suitable Grade Level

Grades 10-12