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Find the geometric mean between:. 4 and 9 3 and 6 6 and 20 15 and 20. Similarity 8 Warmup. Geometric Mean. a x x b. =. x is the geometric mean between a and b. 4 and 9. x 2 = 36. x = 6. 3 and 6. x 2 = 18. x 4.2. 6 and 20. x 2 = 120. x 11.0. 15 and 20. - PowerPoint PPT Presentation
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Find the geometric
mean between:
1. 4 and 92. 3 and 63. 6 and 204. 15 and 20
Geometric Mean
x is the geometric mean between a and
b.
a xx b
=
Similarity 8 Warmup
4 and 9
9x
x4
x2 = 36
x = 6
3 and 6
6x
x3
x2 = 1829x
23x x 4.2
6 and 20
20x
x6
x2 = 120304x
302x x 11.0
15 and 20
20x
x15
x2 = 3003100x
210x x 14.1
A
C DE
A
C E
mediumA
C D
largeA
DE
small
h
k
r
g
mr
m h
g + k
h
k
r
kr
rg
g
m
gm
mgk
kh
hkg
orHeartbeat Rabbit
Continue for practice problems
x
y
3
4
D
A B
C
4y
y3
y2 = 1212y
34y 32y
4x
x7
x2 = 2828x 72x
5.3y 3.5x
6y
y12
y2 = 72 72y
236y 26y
26
xx18
x2 152.73152.73x
36.12x
5.8y
x2
24
4x = 4 1x
4y
y5
y2 = 20
5*4x
52x 5.4x
x10
1020
20x = 1005x
15y
y5
y2 = 75
325y
35y
20
10
x
y
7.8y
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