Longer wavelength means lower frequency (lower pitch)
Answer:
length is 3 and width is 8
(You could also switch it. )
Answer:
Step-by-step explanation:
= 1,521
Answer: D. (8, 4)
Step-by-step explanation:
Answer:
Maybe 12.56
Step-by-step explanation:
Well, the question is a bit hard to read, but I assume the radius is equal to 2?
The formula for the area of a circle is п*r*r
The number п is equal to 3.14
so п*2*2 = 3.14*4 = 12.56
Though if the radius is not 2, try to use that formula and if you cant get it please let me know in the comments
