The area of a circle can be found using:
pi x r^2 (where r is the radius)
If the area of the circle is 255pi, then:
pi x r^2 = 255pi
Now we need to make r the subject:
r^2 = 255 (cancel the pi on both sides)
r = square root of 255
r = 15.96871942
Answer: 15.96871942 feet
Hope the answer helps :)
x²+6x²=7x²
then the rest is done for you
7x²+12x+8
Answer:
2.6 meters.
Step-by-step explanation:
5-0.9 is 4.1, minus 1.5 is 2.1.
Answer:
b) 1
Step-by-step explanation:


The answer to your question is C