proportionality in geometry

Find the geometric mean between 4 and 9.

• 6
• 2√3
• 3√2
• 8

Find the geometric mean between 2 and 25.

• 5
• 2√5
• 2
• 5√2

Tags

CCSS.8.EE.A.2

If x is the geometric mean, what other values will be used in the proportion? Think Green anchor chart

• 5, 15
• 5, 20
• 5, z
• 15, y

Tags

CCSS.HSG.CO.C.9

Find the value of x. 

• 5√3
• 3√5
• √20
• √125

Tags

CCSS.7.EE.B.3

Find the value of y. 

• 5
• 10√30
• √300
• 10√3

Tags

CCSS.HSG.CO.C.9

Find the value of y. 

• 4
• 2√6
• 6√2
• 12

Tags

CCSS.HSG.CO.C.9

Find the value of x. 

• 15√5
• 5√5
• 5√3
• 3√5

Tags

CCSS.8.G.B.7

Find the length of the missing side. 

• 25 cm
• 42 cm
• 52 cm
• 48 cm

Tags

CCSS.8.G.B.7

_{^{Find the missing side}}

• 36
• 76.8
• 12
• 40

Tags

CCSS.8.G.B.7

Which set of sides would make a right triangle?

• 4,5,6
• 8,10,12
• 5,12,13
• 5,10,12

Tags

CCSS.8.G.B.8