Geometric Mean Geometry CP

Solve the following proportion

 $\frac{9}{x}=\frac{x}{25}$  

• 225

• 112.5

• 75

• 15

Tags

CCSS.8.EE.C.7B

What is the geometric mean between 4 and 16?

• $2\sqrt{4}$

• 8

• 16

• $4\sqrt{2}$

What is the geometric mean between 3 and 9

• $3\sqrt{3}$

• 9

• $\sqrt{3}$

• 6

WHat is the geometric mean between 25 and 64

• 20

• 40

• 80

• 160

Tags

CCSS.8.EE.A.2

What is the geometric mean between 2 and 16

• $\sqrt{2}$

• $3\sqrt{2}$

• $4\sqrt{2}$

• $5\sqrt{2}$

Solve the following for x

 $\frac{3}{x}=\frac{x}{7}$  

•  $3\sqrt{7}$  

• 21

•  $7\sqrt{3}$  

•  $\sqrt{21}$  

Tags

CCSS.HSA.REI.A.2

Solve the following for x

 $\frac{12}{x}=\frac{x}{3}$  

•  $3\sqrt{12}$  

• 12

• 6

• 36

Tags

CCSS.HSA.REI.A.2

Solve the following for x.

 $\frac{25}{x}=\frac{x}{3}$  

• 75

•  $3\sqrt{25}$  

•  $5\sqrt{3}$  

• 15

Tags

CCSS.8.EE.A.2

Solve the following for x

 $\frac{3}{x}=\frac{x}{8}$  

•  $2\sqrt{6}$  

•  $4\sqrt{6}$  

•  $24$  

•  $3\sqrt{6}$  

Tags

CCSS.HSA.REI.A.2

Solve the following for x

 $\frac{45}{x}=\frac{x}{5}$  

• 5

• 15

•  $9\sqrt{5}$  

•  $5\sqrt{3}$  

Tags

CCSS.8.EE.A.2