Speed = distance / time
Speed = 50 miles / 4 hours
Speed = 12.5 miles per hour
Answer:
A≈153.94cm²
Step-by-step explanation:
A=πr2
d=2r
Solving forA
A=1
4πd2=1
4·π·142≈153.93804cm²
Step-by-step explanation:
the product = 4× c
= 4c
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Yes, parentheses can change the order in which operations are performed in an expression.
Let us understand this with two examples.
First example.
Let us suppose we have to simplify the expression

In this expression we have evaluated subtraction first instead of multiply.
Second example.
Let us suppose we have to simplify the expression

In this expression we have evaluated multiplication first and then subtraction.
Therefore, from above two examples we can see that parentheses can change the order in which operations are performed in an expression.
Answer:
14.94 degrees higher
Step-by-step explanation:
all you gotta do is find the difference, -49.62 minus -34.68, i suggest a calculator for things that are more difficult to do in your head