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179. Geometric Mean - then x is said to be geometric mean of a and b.

179. Geometric Mean - then x is said to be geometric mean of a and b. . What is the geometric mean of 4 and 9?. NO!. Find geometric mean of 2 and 6. Find geometric mean of 3 and 75. C. C. b. a. x. x. B. A. D. D. e. d.

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179. Geometric Mean - then x is said to be geometric mean of a and b.

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  1. 179.Geometric Mean- then x is said to be geometric mean of a and b. What is the geometric mean of 4 and 9? NO! Find geometric mean of 2 and 6. Find geometric mean of 3 and 75.

  2. C C b a x x B A D D e d 180.Theorem- If an altitude is drawn to the hypotenuse of a right ∆, then the ∆s formed are  and each ∆ is  to the original ∆. C b a x A B e D d c ∆ABC  ∆ACD ∆ABC  ∆CBD ∆ACD  ∆CBD

  3. C C b a x x B D A D e d 181.Theorem- If an altitude is drawn to the hypotenuse of a right ∆, then the altitude is the geometric mean between the segments of the hypotenuse. C b a x A B e D d c ∆ACD  ∆CBD

  4. Find x. C x A B D 8 2

  5. C C b a x x B D A D e d 182.Theorem- If an altitude is drawn to the hypotenuse of a right ∆, then the legs are the geometric mean between the hypotenuse and the adjacent segment of the hypotenuse. C b a A B e d c ∆ABC  ∆ACD ∆ABC  ∆CBD

  6. Find y. y 10 C A B D 8 2

  7. #10 p. 435-437/ 2-36 even (5 points) Exit Quiz Find geometric mean between 8 and 11. 2.Find x. C x A B D 16 4

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