Act 17-3 Similarity

Are these triangles similar?
Known angles in Triangle 1:  40⁰,60⁰
Known angles in Triangle 2:  80⁰,40⁰

• Yes
• No
• There is not enough information to decide.

Tags

CCSS.HSG.SRT.A.2

Calculate the value of the scale factor between the 2 triangles

• 2.5

• 3

• 3.5

• 4

Tags

CCSS.7.G.A.1

The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

• 3.75
• 9.75
• 10
• 12

Tags

CCSS.HSG.SRT.A.2

Calculate the value of A'D'.

• 10

• 15

• 20

• 25

Tags

CCSS.HSG.SRT.A.2

Find the missing side using proportions.

• a

• b

• c

• d

Tags

CCSS.HSG.SRT.A.2

Find the missing side using proportions.

• a

• b

• c

• d

Tags

CCSS.HSG.SRT.A.2

Find the missing side using proportions.

• a

• b

• c

• d

Tags

CCSS.HSG.SRT.A.2

Find the missing side using proportions.

• a

• b

• c

• d

Tags

CCSS.HSG.SRT.A.2

Find the value of x using proportions.

• a

• b

• c

• d

Tags

CCSS.HSG.CO.C.9

Find the value of x using proportions.

• a

• b

• c

• d

Tags

CCSS.HSG.SRT.A.2