Answer:
28.26
Step-by-step explanation:
Area of a circle is pi * radius squared
The diameter is 6, so the radius is 3
pi * 3^2 = 3.14 * 9 = 28.26
Answer:
Step-by-step explanation:The answer is C
So, what is the total lenght of the pieces that wer cut off?
we multiply the lenght by the number:
4

*5=20+

=21

and we subtract this from the original pipe, that is
30

-21

we need to bring the two fractions to the same denominator (by multiplying the fraction art in the first by 3 and 4 the second):
30

-21

=9

so the correct answer is D!
Answer:
4/3
Step-by-step explanation:
Subtract to find the difference in calories:
150-78 = 72
divide the difference by 150:
72/150 = 0.48
Multiply by 100 to get the percent:
0.48 x 100 = 48%
Answer: 48 %