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09-09-2019
Physics

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A vector has an x-component of -7.55m and a y-component of -2.48. Find the direction of the vector

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MathPhys MathPhys

09-09-2019

Answer:

198.2°

Explanation:

The angle from the +x axis can be found with:

θ = atan(vy / vx)

Given vx = -7.55 and vy = -2.48:

θ = atan(-2.48 / -7.55)

θ = 18.2°, 198.2°

Since θ is in the third quadrant, θ = 198.2°.

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