3 Because 7 x 3 = 21 and 7 + 3 = 10
7 x w = 21 and 7 + w = 10
A means the amplitude of the wave
2pi/B means the period of the wave
C means the place shift left of the wave
and D means the vertical shift of the wave
Note 2pi here means 2pi radian, not degrees.
If you have trouble understanding any of these vocabularies above, just ask in the comments, I will be happy to help.
The yellow ones are electrons and the red and green are neutrons and protons
Answer:
c. 29 feet
Step-by-step explanation: