Answer:
Area: 7850 square cm
Perimeter: 314 cm.
Step-by-step explanation:
The area is
. With r=50,
=2500π which is about (2500)(3.14)=7850.
The perimeter is
which is the same as (diameter)(π). The diameter is 100, so
which is about (100)(3.14)=314.
Answer: 0.55
Step-by-step explanation:
Answer:
1) 1/2 (18+14) - (18-14)^2
2) 1/2 (32) - (4)^2
2) 16 - 16
3) 0
Therefore, the answer is D
Step-by-step explanation:
Hope this helps :D
Answer:
2,000 then 20,000
Step-by-step explanation:
each time it is being multiplied by 10( just adding a zero)