Each exterior angle of a regular 25-gon = 360/25 = 14.4 deg. and each interior angle= 165.6 deg.
Answer:900
Step-by-step explanation:
900/9=100
100x9=900
<span>Which system models the height of the tennis ball and the height of the dog's mouth over time?
Answer: D
</span>What does the t<span>-coordinate of the solution h = -16t2 + 18t + 4.5 and h = -16t2<span> + 21t + 1.5</span> to this system represent?
Answer: C
Your Welcome :)</span>
Answer:
1/6
Step-by-step explanation:
If you divide the numerator and the denominator by 4, you will get a simplified fraction 1/6
Given the equation 
Check all options:
A.
, this means that
Substitute these numbers into the left side of the equation equation:

This option is false.
B.
, this means that
Substitute these numbers into the left side of the equation equation:

This option is false.
C.
, this means that
Substitute these numbers into the left side of the equation equation:

This option is false.
D.
, this means that
Substitute these numbers into the left side of the equation equation:

This option is true.
Answer: correct choice is D.