the value of x is 8 cm.
<u>Step-by-step explanation:</u>
Correct Question : In the diagram, the radius of the outer circle is 2x cm and the radius of the inside circle is 6 cm. The area of the shaded region is 220π cm2. What is the value of x? Enter your answer in the box.
We have ,
the area of a circle = πr²
the outer circle area = 
the inside circle area = 
According to Question,
the outer circle area - the inside circle area = he shaded region
⇒ 
⇒ 
⇒ 
⇒
Therefore , the value of x is 8 cm.
Answer:
55 maybe?
Step-by-step explanation:
6*7=42
42-1=41
Then
7*8=56
56-1=55
Hello, find the work out in the attached image
X = 4.5
Y = -1
Answer:
$14
Step-by-step explanation:
multiply .30 times 20 to get $6, subtract that from the orginal price which is $20