The first digit in will be in the hundreds place.
Answer:
B
Step-by-step explanation:
In the picture above
Hope this helps.
X-12 -8
calculate the difference
X-20
If the perimeter of a circle is d*pi, then you would do ((30*3.14)-(20*3.14))/2 to find the perimeter.
30*3.14=94.2
20*3.14=62.8
94.2-62.8=31.4
31.4/2=15.7 cm