Calculate the difference and enter it below. -5 - (-10)
2 answers:
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By definition, the circumference of a circle is:
The area of a circle is:
Where,
r: radius of the circle.
When the radius is double, then the new area is:
Rewriting we have:
In terms of a we have:
Answer:
The new area of the circle in terms of a is:
The area of a circle is:
Where,
r: radius of the circle.
When the radius is double, then the new area is:
Rewriting we have:
In terms of a we have:
Answer:
The new area of the circle in terms of a is:
Answer:
8 - 1
=
Step-by-step explanation:
Convert the mixed number to improper fractions, then find the LCD ( least common denominator ) and combine.
You can write your answer in -
Exact Form :
Decimal Form :
7.3
Hope this helps!
Davinia.