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Hard question please help

Hard Question Please Help class=

Sagot :

Answer:

147.5kg

Step-by-step explanation:

l=12

h=5

diagonal=d

using Pythagorean theorum

d=sqrt of (12^2+5^2)

=13m

there are two diagonals

total meters (f)=26+2h+2l

f=25+10+24

=59m

if it is 2.5 kg pet metre

2.5×59=total weight

=147.5kg