Answer:
2π² or 19.74
Step-by-step explanation:
- <em>Circumference of a circle is C = 2πr</em>
Given r = π
<u>Then</u>:
or
Answer:
Front end estimation is a way of rounding numbers to estimate sums and differences.
Step-by-step explanation:
also if you don't mind giving me brainliest i'm just trying to rank up. only if u dont mind.
The answer is 210 children tickets were sold . if you multiply the first equation by 7 it would be 7x+7y=2590. then subtract equation 2 from 1 you will have 4x=840 so x=210. Also you can use substitution method.
Answer:
-j, 0, j-k
Step-by-step explanation:
j is a positive number, so -j will be less than 0.
j is a number greater than k, so j - k will be greater than 0.
From least to greatest, the order is ...
-j, 0, j-k