Answer:
a = a
b = b
c = c
Step-by-step explanation:
Formula: 
C is always the largest number
<em><u>a times a + b times b = c times c</u></em>
17.5 that is your answer!
if you need anymore help message me in my inbox ;)
The decimal equivalent of 1/4 is 0.25.
It’s the third one, if not I’m sorry
<span>86.8954776543 rounded to the nearest millionth is 86.895478
The order after the decimal point goes like this:
tenths, hundredths, thousandths, ten thousandths, hundred thousandths, millionth</span>