The vertex is the minimum or the maximum point of the parabola.
<em>x and f(x) represent the horizontal and the vertical coordinates of the vertex.</em>
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The standard form of a parabola is

The x coordinate of the parabola is calculated using:

The value of the x-coordinate is then plugged in, into the equation to calculate the y-coordinate, as follows:

At the end of the calculation,
x and f(x) represent the horizontal and the vertical coordinates of the vertex.
Take for instance:

The x-coordinate of the vertex is:




The y-coordinate is:



So, the vertex of
is (-1,11)
See attachment for illustration of vertex of 
Read more about vertex of parabola at:
brainly.com/question/20209326
There's a simple formula for the area of an ellipse: pi*a*b, where a and b are , half the lengths of the long axis and the short axis respectively.
Here, A = pi*(12 ft)(4 ft) = 48 pi ft^2, or about 150.8 ft^2.
Answer:
smallest circle. last option
Step-by-step explanation:
Answer:
81
Step-by-step explanation:
You need to work out 35% and add it to 100% to make 135%
To do that you work out 10% and multiply it by 3 to give you 30%. After that you need to work out 5% and add it to the 30%. You can work out 5 %by dividing the answer you get for 10%
100%=60 minutes
10%=6
30%=18
5%=3
35%=21
60+21=81 minutes
Answer: 0.5
Step-by-step explanation:
To reduce a fraction: divide the numerator and denominator by their greatest common factor, GCF.
Fraction: 7/10 already reduced to the lowest terms.
The numerator and denominator have no common prime factors.
Their prime factorization:
7 is a prime number;
10 = 2 × 5;
gcf (7; 2 × 5) = 1;