Step-by-step explanation:
<em>I think you have forgotten to attach the question. </em>
<em>Anyways....</em>
In order to find the area of a circle use the formula:
π
Where r is the radius
For example the radius is 3cm. The area of the circle will be:
π × 
Since you have taken pi as 3.142...
3.142 × 
3.142 × 9
= 28.278
In order to find the answer to 1 decimal place, check the number next to the number right after the decimal. Is it a number greater than or equal to 5? then add +1 to the number.
= 28.3 
Answer:
3rd
Step-by-step explanation:
If you know about linear eq. it's just a simple rule no worry
Answer:
is it 7.7 i am not sure
Step-by-step explanation:
Answer: 6 is the GCF of 12 & 18
Step-by-step explanation: 1,2,3, and 6 are all factors of 12 & 18, but 6 is the greatest of all of the factors shown. 1,2,3 < 6.
Hope this helps!
$600 / 100 = $6
$6 x 40 = $240
Answer: $240
Hope it helped :)