Answer:
I am sorry but, I do not understand what the question is.
28cm
Step-by-step explanation:
A=a+b
2h=4+10
2·4= 28cm
Answer: u can research it up
Step-by-step explanation: 210/100 i guess
p=1/d
6=k/9
6×9=k
54=k
2=54/d
2×d=54
d=54/2
d=27
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