TEACHER-GUIDE-VERIFIED · TG-V9-066

7. A 24 m^2 array produces 180 W/m^2 but storm damage reduces output by 12%. Find new power.

Verified solution

Solution: Original=4,320 W. New=4,320(0.88)=3,801.6 W.

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-V9-066

Calculate Power After a Percent Loss (TG-V9-066)

Multiply 24 square meters by 180 watts per square meter to get 4,320 W. A 12 percent loss leaves 88 percent: 4,320 × 0.88 = 3,801.6 W. Check by subtracting the 518.4 W loss from the original output.

Space Math Explorers · approved worked example · 1:24 · 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.