Answer:
18°
Step-by-step explanation:
because it is ratio let represent by x
1x+4x+5x=180
10x=180
x=18°
hope that helps
Please mark Brainliest!
Answer:
The first option from the top.
Step-by-step explanation:
x(x + 1) = 72
x² + x = 72
x² + x - 72 = 0
The correct answer is: Additive identity property
Explanation:
<span>Additive identity property says that if zero is added to any real number, the resultant would be the same real number.
For Example:
6+0 = 6
In this case, we have added zero to a real number (6) and got that same real number (6) in return.</span>