Math Problem Statement

cho hình lập phương ABCD.A'B'C'D' . tính góc giữa các cặp vecto sau , vecto AD và vecto B'C' , vecto AC và A'D'

Solution

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Math Problem Analysis

Mathematical Concepts

Vectors
Geometry in 3D Space
Angle between Vectors

Formulas

Dot product formula
Magnitude of vectors formula
Cosine formula for angle between vectors

Theorems

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Suitable Grade Level

Advanced High School / College