The standard equation for a parabola that opens upward parallel to the y-axis is x2=4ay, where a = distance from the vertex to focus. Vertex is at origin(0,0)
4a=2
a=2/4
a=1/2 or 0.5
the coordinate of the focus is (0, 1/2)
the equation of the directrix is y=-1/2
Answer:
16.9
Step-by-step explanation:
<span>ABC =22° because AB and BC are congruent
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All together he made 23.40
One third of $17.55 is $5.85
When you add $17.55 and $5.85 together you get $23.40
The fraction which is equivalent to 6/12 is 1/2
What does a fraction mean?
In the first place, fraction is a numerical quantity or relationship where one number is expressed in terms of another.
In order to determine the equivalence of 6/12 in fraction , we need reduce 6/12 to the lowest term, since 6 is common to 6 and 12 and that 6 divided by gives 1 and 12/6 gives 2, which means that we are left 1/2
The correct fraction which is equivalent to 6/12 is 1/2
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Full question:
A group of 12 students goes on a school field trip, 6 are in third grade. which fraction is equivalent to 6/12?
(A) 1/3
(B)1/4
(C) 1/6
(D) 1/2
