The lengths of two vectors a and b, and the angle $ \theta $ between them, are given. Find the length of their cross product, $| \mathbf { a } \times \mathbf { b } |$ . $| \mathbf { a } | = 0.12 , | \mathbf { b } | = 1.25 , \theta = 85 ^ { \circ }$

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The Answer of The lengths of two vectors a and b, and the angle $ \theta $ between them, are given. Find the length of their cross product, $| \mathbf { a } \times \mathbf { b } |$ . $| \mathbf { a } | = 0.12 , | \mathbf { b } | = 1.25 , \theta = 85 ^ { \circ }$

The Lengths of Two Vectors a and B, and the Angle