Answer:

Step-by-step explanation:
We have,
Radius of the circle is 12 cm
Arc length, l = 21 cm
It is required to find the central angle of the circle. The formula for the length of an arc of a circle is :

is central angle

So, the angle at the centre of the circle is
.
Answer:
25.879
Step-by-step explanation:
25.789 or 25.879
25.789 < 25.879
Answer:
It's a negative 4 and the variable n and can be used for anything or any equation.
300000*0.02=6000. So John gets 6000 dollars in commission.