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secondary 3 | A Maths
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please help, i do not understand thank you!
Date Posted: 1 year ago
Views: 283
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Made a careless mistake at your second last line... its 6 x sqrt2, not 3 x sqrt2...
The approach you used, is the best, if the student is in Sec 3 and has not yet learnt the cosine rule.
The approach you used, is the best, if the student is in Sec 3 and has not yet learnt the cosine rule.
done
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clear
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Careless mistake found and corrected.
Date Posted:
1 year ago
Thanks for the correction
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