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NikAS [45]
3 years ago
11

PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! IM DESPARETE

Mathematics
2 answers:
Leni [432]3 years ago
8 0
Surface area=2(LW+LH+WH)
L=5
W=4.5
H=3.5
SA=2((5 times 4.5)+(5 times 3.5)+(4.5 times 3.5))
SA=2(22.5+17.5+15.75)
SA=2(55.75)
SA=111.5 in^2
amm18123 years ago
4 0
Total surface area of the present=
=2*(5 in * 4.5 in)+2*(5 in * 3.5 in) + 2*(4.5 in * 3.5 in)=
=45 in² + 35 in² + 31.5 in²=111.5 in²

answer:the total surface area of the present is 111.5 in²
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