Answer:
12.56 mm²
Step-by-step explanation:

Plug the given values into the area equation

Therefore, the area of the circle is 12.56 mm².
I hope this helps!
Answer:
option B
Step-by-step explanation:
To find the number which is written in the standard form,
We expand
and multiply by 5 to get


=5000
Answer:
12
Step-by-step explanation:
Absolute value means take the positive value
3|-4|
3*4
12
Substitute the answer: therefore, 8-8/2+8= 0/10 in fraction form, but as you feather simplify 0 divide by 10 you'll get the answer as 0.
I'm pretty sure k doesn't have a value it is no solution