Answer:
C = 75.36
A = 452.16
Step-by-step explanation:
Find the radius r by finding the distance between (12,-1) and (0,-1) using the distance formula.

The radius is 12.
So the circumference of the circle is 
So the area of the circle is 
Answer:
length(noun)
the linear extent in space from one end to the other; the longest dimension of something that is fixed in place "the length of the table was 5 feet"
duration, length(noun) continuance in time "the ceremony was of short duration"; "he complained about the length of time required"
length(noun)
the property of being the extent of something from beginning to end
"the editor limited the length of my article to 500 words"
distance, length(noun)
size of the gap between two places
"the distance from New York to Chicago"; "he determined the length of the shortest line segment joining the two points"
length(noun)
a section of something that is long and narrow
"a length of timber"; "a length of tubing"
Answer:
the answer would be d., have a good day
Answer:
C. Triangular pyramid
Four base vertices and the upper peak vertice
2(0) + (0) - 3(0) +4= 4
*My bad