Answer:

Step-by-step explanation:

Square the 10.

Subtract 10 with 5.

Multiply the numbers in the numerator.


Divide 1000 with 100.

Answer:
1.) A diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle.
2.) 8
3.) 201 square inches
Step-by-step explanation:
Answer:
1,060
Step-by-step explanation:
Each- Means multiplication.
You can add 212 - 5 times
212x5
The answer is the letter A
Areashaded=areabigcircle-areasmallcircle
areacircle=pir^2
d/2=r
big diameter=20.4, so radius i 20.4/2=10.2cm
small is 10.8/2=5.4
so
big-small
pi10.2^2-pi5.4^2
pi(104.04-29.16)
pi(74.88)
using 3.14=pi
235.1232 cm^2
answer is B