Ratios and Proportions

Solve the proportion:

• 4
• 8
• 14
• 10

Tags

CCSS.7.RP.A.2B

Solve the proportion.

• 17.5
• 15
• 8
• 14

Tags

CCSS.7.RP.A.2B

Solve the proportion.

• 20
• 7
• 22
• 11

Tags

CCSS.7.RP.A.2B

Solve for x

• x=6.5
• x=8
• x=4
• x=5.5

Tags

CCSS.7.EE.A.1

CCSS.7.EE.A.2

CCSS.7.EE.B.3

CCSS.7.EE.B.4

A triangle’s angle measures are in the extended ratio of 1 : 2 : 3. Find the measures of the angles.

• 30^o, 60^o, 90^o

• 10^o, 20^o, 30^o

• 20^o, 40^o, 60^o

• 30^o, 50^o, 100^°

Tags

CCSS.7.G.B.5

CCSS.7.RP.A.2

A triangle’s angle measures are in the extended ratio of 3 : 4 : 11. Find the measures of the angles.

• 30^o, 40^o, 90^o

• 30^o, 40^o, 110^o

• 10^o, 30^o, 140^o

• 40^o, 40^o, 100^o

Tags

CCSS.7.G.B.5

CCSS.7.RP.A.3

The angles of a triangle are in an extended ratio of 5:7:3. What is the measure of the largest angle?

• 84^o
• 12^o
• 60^o
• 36^o

Tags

CCSS.7.G.B.5

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Complete each proportion.

MA/ BA = ? / CA

• BC

• DA

• MD

• MC

Are the following similar? Why or why not?

• Yes

• No, the corresponding angles are not equal.

• No, the ratios of the corresponding sides are not equal.

• Yes, all their angles look the same

If these two figures are similar, Solve for x.

• 21

• 14

• 12

• 18