Hi there!

From the unit circle, we can locate the two values of sine Ф (y-value of the coordinate) at which sin Ф = √3/2.
The two values are Ф = π/3 and 2π/3.
0.1 decrease in 15 minutes
unit rate is 0.1 / 15 = 0.00667
Temperature is decreasing by 0.00667 degrees Celsius per minute
In the given question, it is given that
Isaac take 5 minutes to ride his bike to down the hill to school and 10 minutes to ride up the hill from school. He attends school Monday through Friday.
So per day, from Monday to Friday, Issac rides 15 minutes.
And in 2 weeks, Issac have to ride 10 days.
So in 10 days, Issac rides,

Answer:
c) 3.5%
Step-by-step explanation:
First, determine the difference between their old and new salary:
$44,505 – $43,000 = $1,505
Next, divide the raise amount by the old salary:
$1,505 / $43,000 = . 035
To turn the decimal into a percentage, multiply by 100
0.35x100=3.5%