23-02-2021
Mathematics

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Right answer will get a brainlist

Right answer will get a brainlist class=

Respuesta :

clarch19 clarch19

24-02-2021

Answer:

546

Step-by-step explanation:

Lateral SA = (2l + 2w)·h

= [2(10.5) + 2(2.5)] · 21

= (21 + 5) ·21

= 26(21)

= 546

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