The answer should be 140.9%
Answer:
21
Step-by-step explanation:
x+42=3x
-x -x
42=2x
÷2 ÷2
x=21
The answer to this problem is c<span>0<span>m<span>100</span></span></span>
Answer:
The sum of interior angles of a nonagon is 1260° with 140° for each angle in a regular nonagon
Answer:
15
Step-by-step explanation:
using the formula a= based x height the answer would be 15
