Honors Geometry
Section 8.2Problem Solving in Geometry
with Proportions
Please select a Team.
1 2 3 4 5 6 7 8 9 10
0 0 0 0 000000
1. Team 1
2. Team 2
3. Team 3
4. Team 4
5. Team 5
6. Team 6
7. Team 7
8. Team 8
9. Team 9
10.Team 10
Response Grid
Countdown
10
VocabThe geometric mean of two positive numbers a and b is the
positive number x such that , or a x
x b x a b
Examples 1 & 2
Find the geometric mean of the numbers 4 and 94
9
x
x
2 36x 6x
Find the geometric mean of the numbers 54 and 192
54
192
x
x
2 10368x 10368x
101.8x
4 2592x 2 2592x
2 9 288x 6 288x
6 144 2x 72 2x
105
210
105 2102 22050x
148.5 mx 25 882x 5 882x
5 9 98x 15 98x
15 49 2x 105 2x
612 10
12 60
5 12
5
4
.
a. b. c. d.
0 000
a.
b.
c.
d. .
.A
.B
.C
.D
CHECKPOINT
32
3
56
3
11
6
Response Grid
Countdown
15
10
5.5
8
10
5.5
8
10 8 5.5
4.4
4.4
Team Scores100 Team 1
40 Team 8
40 Team 9
28.57 Team 10
25 Team 4
0 Team 6
0 Team 2
0 Team 3
0 Team 5
0 Team 7
• End
Honors Geometry
Section 8.2Problem Solving in Geometry
with Proportions
Vocab
Find the geometric mean of the numbers 4 and 9
Find the geometric mean of the numbers 54 and 192
Examples 1 & 2
4