Answer:
All work shown in image...
Step-by-step explanation:
Answer:
90
Step-by-step explanation:
50% of 180 = 90%
90% is the answer.
Answer:
About 254.469 square units
Step-by-step explanation:
To find the area of a circle, you need to multiply the square of the radius by pi. To find the radius of a circle, you need to divide the diameter by 2, which in this case is 18/2=9. Now, you can plug it into the formula to find that the area of this circle is
. Hope this helps!