<span>1. D. Concave Hexagon
2.
(n - 2)180 = 2160
n - 2 = 12
n = 14
</span>
<span>C. 14
3.
</span><span><span>(n - 2)180 = 3060
n - 2 = 17
n = 19
</span>
<span>D. 19
4.
[(n - 2)180]/n =
</span></span><span>= [(15 - 2)180]/15
= 13(180)/15
= 156
</span>
<span>C. 156°</span>
The answer to the question
the question isn't true so that means it's false
Answer:
982
Step-by-step explanation:
The teacher is asking for the smallest number which fits the statement. 982 is correct because it is only one more than 981.
Answer:
C
Step-by-step explanation:
- example : (5+2)² = 5² + 2.5.2 + 2² = 49
9x² + 6x + 1
9x² = (3x)²
1 = 1²
6x = 2.3x.1
So => 9x² + 6x + 1 => <em>(3x + 1)² </em>
Hope this helps ^-^
