360 / 12 = 30
So, it's 30 degrees.
Incidentally, a 12 sided polygon is called a dodecagon.
Answer:
.
Step-by-step explanation:
If you need any explanation you can communicate with me
Answer:
number 1 i already answered that and Im correct
Answer:
Step-by-step explanation:
Diameter=5 inches
Area= π
<u>r is the radius of coaster.</u>
<u>Radius=diameter/2</u>
Substitute the value of D:
r=5/2
Now
Area=π 
Area=π(
)
Area=12.5π sq.inches
<h3><u>If you need to ask any questions, please let me know.</u></h3>
Answer:
125 acute
Step-by-step explanation:
look at the line on the number for the angle