Answer: Approximately 20 days.
Step-by-step explanation: 558 divided by 28, is 19.92 rounding to 20.
9..divide both sides by 10 cross out the 10 over 10 leaves 9
Answer:
f=1 1/4
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given
trigonometric function is

Applying trigonometric formulae


option (b) is correct
