Each student wears a name tag while at the aquarium the name tags are rectangles that are three inches long and five inches wide
2 answers:
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Answer:
12
Step-by-step explanation:
The average is calculated as
average = =
=
= 12
Answer:
9sqrd= 81
12sprd= 144
144+81= 225
= 15
so c=15
ps. use Pythagoras to help you.