which of the following is an equation of the circle in
the xy-plane that has center (0,0) and radius 4?
a) x2 + y2 = 4
b) x2 + y2 = 8
c) x2 + y2 = 16
d) x2 + y2 = 64

Ms. sutton recorded the word counts and scores of the top ten essays in a timed writing contest. the table shows her data. how does the word count of an essay relate to its score in the contest? word count tends to decrease as the score decreases. word count tends to increase as the score decreases. word count tends to remain constant as the score decreases. word count has no apparent relationship to the score of the essay.

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

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