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**Unformatted text preview: **base height . a) J 40 ) N 10 )( m 8 ( 2 / 1 = . b) J 20 ) N 10 )( m 4 ( 2 / 1 + = . c) J 60 ) N 10 )( m 12 ( 2 / 1 = ....

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