(3 × 4) + ((3 + 4 + 5) × 20)
= 12 + (12 × 20)
= 12 + 240
= 252 CM²
[tex]\boxed{\colorbox{ccddff}{Answered by Danial Alf'at}}[/tex]
LP :
= (3(4) + (3 + 4 + 5)(20)
= (12 + (7 + 5(20)
= (12 + (12(20)
= (12 + 240)
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(3 × 4) + ((3 + 4 + 5) × 20)
= 12 + (12 × 20)
= 12 + 240
= 252 CM²
[tex]\boxed{\colorbox{ccddff}{Answered by Danial Alf'at}}[/tex]
LP :
= (3(4) + (3 + 4 + 5)(20)
= (12 + (7 + 5(20)
= (12 + (12(20)
= (12 + 240)
= 252 CM²