True because a Trapezoid has 4 sides and is a closed in figure.
Answer by JKismyhusbandbae: Symmetric's definition is right and left tails are equally balanced and have about the same length of the tail. In the graph the mean and median are approximately equal.
A is the correct answer on, The solutions given by the quadratic formula are always rational
is a slightly more compact way of saying . So
by Quadratic formula , , values of x are . None of mentioned options are correct according to question!
<u>Step-by-step explanation:</u>
Here we have , expression x2 + 20 = 2x or , .
We know that Quadratic formula is :
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Putting this value in equation :
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Therefore , by Quadratic formula , , values of x are . None of mentioned options are correct according to question!