If |a| = 3, |b| = 4, and θ = 90°, what is |a × b|? - ROTATIONAL MOTION Quiz | GKFix.in

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Question

If |a| = 3, |b| = 4, and θ = 90°, what is |a × b|?

A. 7
B. 12
C. 1
D. 5