77.5%
Change to decimal:-
77.5 ÷ 100 = 0.775
775/1000
31/40
77.5% = 31/40
Answer:
23
Step-by-step explanation:
Because 23•23=529 so the square root of 529 is 23.
X^2 +3x-4=0
(X+4)(x-1)=0 so x = -4 and x=1 are solutions
The answer is the first data set because remember, an outlier is a number in a data set that is extremely far away from all of the other numbers.
You can easily tell which one is the outlier, the first data set's outlier is 13, because it is was placed so far away from the other data points.
We know that the first data set is correct because all of the other data sets have numbers that are clustered together.
~Hope I helped!~
B. triangle ABC is isosceles. The angles add up 180 degrees.