Answer: A=113.1cm
Step-by-step explanation:
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You can factor -80 as

So, we have

The square root of a product is the product of the square roots:

Since
and
, we have

Answer:
27 employees are temporary
Step-by-step explanation:
Given Information: 30 employees and 90% are temporary
To find the number of temporary employees: 30*90%=30*9/10=27
27 employees are temporary