- #1

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My solution is xcm= ((m1x1)+(m2x2)+(m3x3))/(m1+m2+m3)

m(-40+40+(2*-40))/4m

=-80/4=-20cm

ycm= m(40-40+(2*40))/4m

=80/4=20cm

Is this correct? Thank u

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- Thread starter oceans93
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- #1

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My solution is xcm= ((m1x1)+(m2x2)+(m3x3))/(m1+m2+m3)

m(-40+40+(2*-40))/4m

=-80/4=-20cm

ycm= m(40-40+(2*40))/4m

=80/4=20cm

Is this correct? Thank u

- #2

tiny-tim

Science Advisor

Homework Helper

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hi oceans93! welcome to pf!

(try using the X

My solution is xcm= ((m1x1)+(m2x2)+(m3x3))/(m1+m2+m3)

m(-40+40+(2*-40))/4m

=-80/4=-20cm

ycm= m(40-40+(2*40))/4m

=80/4=20cm

Is this correct? Thank u

looks good!

- #3

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Even i guess its right

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