The directrix of a parabola is x = 4. Its focus is (2,6). What is the standard form of the parabola?

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What is the upper quartile in the box plot?

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Plz asap what is the range of the cluster in the scatter plot a. between 4 and 8 years of experience b. between $40,000 and $60,000 c. between 6 and 12 years of experience d. between $10,000 and $60,000