the given: Given: AB = 1(AXB dot C) I BC = 1 (BXC dot A) I AC = (A dot B) %3D %3D A = 2i+4j+4k m B = 2i+4j C = 13.12i+9.84j ft m Determine: a.

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A: We have to find

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A: The equation of locus of a point: - The points on the curve (or line) that are related to the locus ...

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A: Here we define for angle to trigonometry functions. 

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Q: D.

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A: On solving this we will get

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A:

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A: we know that the circumference of circle is :  C = 2 π r Here r is the radius .

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A:

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A: We will solve the problem 

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A: I have provided the solution.THANK YOU.

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A: solution is given below.

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A:

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Q: C. D. Е. F. None of these

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A:

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A:  cos θ = adjacent sidehypotenusesin θ = opposite sidehypotenusetan θ = opposite sideadjacent side

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A: We know the trignometric identities and from that we can fill it

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A: Given query is to simplify the trigonometric expression.

Q: 3V3 3.

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A: Using half angle formula of trigonometry.