3x^2 -6x + 6 :) hope this is alright
Answer:
1- 80%
2- 210%
3- 65%
4- 105%
Step-by-step explanation:
Answer:

Step-by-step explanation:
The formula to find the area and circumference of a circle is:

<em>*</em><em>no</em><em>te that pi is 3.14*</em><em> </em>Therefore the area is:

Therefore the circumference is:

If it is 50 pages in an hour, half an hour would be 25 pages, and if it is 40 pages in an hour it would be 20 pages in half an hour, the answer is 5 pages more in half hour