Proportions Similar Polygons

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

Tags

CCSS.HSG.SRT.A.2

Solve for x.

• 3
  -----
  10

• 10
  -----
  3

• 44x+24
  -----------
  (2x+4)(4)

• 30
  ------
  3.1

Tags

CCSS.HSA.REI.A.2

Solve for x

• 1/2

• 25/8

• 11

• 53/4

Tags

CCSS.7.NS.A.1D

Are the two figures similar

• yes

• no

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Sides in similar figures must be proportional.  

• True

• False 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

When figures are similar, their corresponding angles are__________________.

• congruent

• proportional

• yellow

• obtuse

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Do the ratios form a proportion?

• Yes, they form a proportion.

• No, they do not form a proportion.

Tags

CCSS.7.RP.A.2A

Find the scale factor of ΔMNP to ΔDEF

Tags

CCSS.7.G.A.1

Two polygons are similar. The perimeter of the first polygon is 72 inches. The perimeter of the second polygon is 90 inches. What is the scale factor of the first polygon to the second polygon?

• 72 : 90

• 90 : 72

• 4 : 5

• 5 : 4

Do the ratios form a proportion?

• Yes, they form a proportion.

• No, they do not form a proportion.

Tags

CCSS.7.RP.A.2A