Hi! :) 19.7 - 6.8 is 12.9. If you need anymore help, ask me!
The string would have to be 4 feet long to have a frequency of 400cps because each foot=100cps
Since <span> sin(α) > 0 and cos(α) > 0
so </span><span>α is IN THE FIRST QUADRANT (I)</span>
Answer:
answer is D
Step-by-step explanation:
If AB and AC are the same that means that <B and <C are the same and since all sides must add up to 180 degrees then you add angles C and B together and subtract by 180.
180-80=100
Answer:
14 / 1/3
Step-by-step explanation: