(B) x = 40
Step-by-step explanation:
4x + 20 = 180
4x = 160
x = 40
1) 30
2) 800
3) 500
4) 4,000
5) 9
6) 600
7) 7,000
8) 200,000
9) 2,000 * 10 = 20,000. 20,000 * 10 = 200,000.

Option ( A ) is the correct answer.
- Sum of all interior angle of a regular pentagon is 540°
- Number of edges in regular pentagon is 5.
- Number of vertices in regular pentagon is 5.
Answer: 5/10
Step-by-step explanation: When we look at the decimal 0.5, the 5 is in the tenths place and there are 5 of them. Therefore, we can write 0.5 as 5/10.
Answer:
OB. FUX) =(x+6)*x+6) that is the answer