The concept of historical cost in accounting involves valuing business resources at their purchase price. This is further explained below.
<h3>What is the historical cost?</h3>
Generally, historical cost is a value of measure used in accounting that records the value of an asset on the balance sheet at its original cost when purchased by the firm.
In conclusion, valuing business resources at their purchase price is what historical cost is about.
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Answer:

Step-by-step explanation:
we know that
The formula of law of cosines is equal to

where
a, b and c are sides. C is the angle opposite side c
In this problem we have

substitute the given values






Answer:
9
Step-by-step explanation:
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Answer:
5
Step-by-step explanation:
-30÷(-6) is the same as 30÷6
30÷6=5
You need more information. How much is each sandwich? You could give that value a variable too. In that case p=price of sandwich so earnings=px