let's find the area of the outer circle and the inside circle
the inside's circle area
A= π x 6²=36π
the outer's
A' = π x 4x²= 4πx²
A'-A=4πx²- 36π=160πcm² equivalent to x²- 9=40, so x²=49 implies x =sqrt(49)=7, x=7.
Answer:
A. 5, 7, 11; B: 17, 19, 23
Step-by-step explanation:
These are all the numbers that don't have common factors besides one and itself
5 star, thank, and brainliest if helpful!
Answer:
T A N M B
Step-by-step explanation:
Answer : 
(1) 
Use FOIL method to mulitply (3x – 5)(3x – 5)
(2) 
Use FOIL method to mulitply (3x - 5)(3x + 5)
(3) 
Use FOIL method to mulitply -(3x + 5)(3x + 5)
(4) 
Use FOIL method to mulitply -(3x + 5)(3x - 5)
So equation 2 is true
Answer:
No, there is no clear relationship between age and texting speed.
Step-by-step explanation:
i already did it
