TEACHER-GUIDE-VERIFIED · TG-V9-051

8. Magnetic-force components are -15 units horizontally and +20 vertically. Find magnitude and describe the quadrant.

Verified solution

Solution: Magnitude=sqrt(15^2+20^2)=25. Negative x and positive y place the vector in Quadrant II.

Source: Teacher Guide V9 · English V9. Match the numbers and wording in your printed question before using this solution.

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VIDEO HELP · TG-V9-051

Find a Vector’s Magnitude and Quadrant (TG-V9-051)

For components -15 horizontally and +20 vertically, square each component and add: 225 + 400 = 625. The magnitude is 25 units; negative x and positive y place the vector in Quadrant II.

Space Math Explorers · approved worked example · 1:20 · Watch on YouTube

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These pages reproduce verified solution steps for the registered V9 questions. It does not diagnose learning needs or replace instruction from a qualified teacher or tutor.