Who Wants to Be a Millionaire? Template by Bill Arcuri, WCSD

Circle Equations _________________________ _____________________ Click the appropriate dollar amount at right to proceed to the question Template by Bill Arcuri, WCSD

Phone A Friend “OK Contestant…Please select a friend to help you with this one. You have thirty seconds to discuss your options…” Return to the Question Template by Bill Arcuri, WCSD

Ask the Audience “Audience, we need your help on this one…in a moment, we’ll ask you to indicate, by show of hands, your choice for the correct answer…” Return to the Question Template by Bill Arcuri, WCSD

50/50 Fifty - Fifty You’ve asked that two of the wrong answers be eliminated, leaving you with one wrong answer plus the correct one. Return to the Question Template by Bill Arcuri, WCSD

Proceed to Next Question Correct Correct! Proceed to Next Question Template by Bill Arcuri, WCSD

Sorry, That’s Incorrect Return to the Question Template by Bill Arcuri, WCSD

  50/50 Correct: A 11 14,641 A B 12 10.9 C D Template by Bill Arcuri, WCSD

(7, 0) (0, 7) (-7, 0) (0, -7) 50/50 A B C D Correct: D   50/50 Correct: D (7, 0) (0, 7) A B (-7, 0) (0, -7) C D Template by Bill Arcuri, WCSD

Given the center is at (4, -8) and a radius length of 9, which is the equation of this circle? 50/50 Correct: C     A B     C D Template by Bill Arcuri, WCSD

50/50 (5, 0) r = 35 A B (-5, 0) r = 35 C D Correct: D   50/50 Correct: D   (5, 0) r = 35 A B (-5, 0) r = 35   C D Template by Bill Arcuri, WCSD

Given the center is at (1, 0) and a radius length of 13, which is the equation of this circle? 50/50 Correct: A     A B     C D Template by Bill Arcuri, WCSD

  50/50 Correct: B     A B     C D Template by Bill Arcuri, WCSD

  50/50 Correct: D     A B     C D Template by Bill Arcuri, WCSD

Write the circle’s equation with the following information: Center: (0, 6) Point on circle: (-1, 3) 50/50 Correct: C     A B     C D Template by Bill Arcuri, WCSD

Write the circle’s equation with the following information: Center: (-2, 5) Point on circle: (9, -1) 50/50 Correct: D     A B     C D Template by Bill Arcuri, WCSD

Write the circle’s equation with the following information: Center: (7, 4) Point on circle: (6, 9) 50/50 Correct: C     A B     C D Template by Bill Arcuri, WCSD

  50/50 Correct: B     A B     C D Template by Bill Arcuri, WCSD

  50/50 Correct: A     A B     C D Template by Bill Arcuri, WCSD

50/50 (2, 0) r = 3 (4, 0) r = 9 A B (4, 0) r = 81 (-2, 0) r = 3 C D   50/50 Correct: D (2, 0) r = 3 (4, 0) r = 9 A B (4, 0) r = 81 (-2, 0) r = 3 C D Template by Bill Arcuri, WCSD

  50/50 Correct: B (0, 12) r = 169   A B     C D Template by Bill Arcuri, WCSD

(-2, 14) r = 16 (-2, 14) r = 2 50/50 A B C D Correct: C   50/50 Correct: C (-2, 14) r = 16   A B   (-2, 14) r = 2 C D Template by Bill Arcuri, WCSD