Gianna=3x
Xavier=x
since x=4, than multiply 4 by 3 and you get 12 miles.
Gianna skied 12 miles.
Hope this helped!! :D
I think you forgot to post the figure because i do not see any sort of figure.
Answer:
16.4200739.....
Step-by-step explanation:
this full explanation is in Calculator
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Answer:can u pls help answer my question 4d+15 is greater than or equal to -1
Step-by-step explanation:
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.