Q3: Week 5 Warm-up Corrections

Write the numbers in order from least to greatest.

​ ​ (a)   ​, (b)   ,​ (c)   ​, (d)  

• 6.5

Tags

CCSS.8.NS.A.2

Does the relation shown in the table represent a

function?

​ (a)   because​ (b)  

• Yes
• the x-values don't repeat
• No
• the x-values do repeat
• the y-values don't repeat

Tags

CCSS.8.F.A.1

Circle I was dilated with the origin as the center of dilation to create Circle II. Which rule best represents the

dilation applied to Circle I to create Circle II?

• (x+5, y+5)

• (x-5, y-5)

Tags

CCSS.HSG.CO.A.2

Figure I and Figure II are similar figures. Which proportion must be true?

Tags

CCSS.HSG.SRT.A.2

Write the equation of the linear function represented by the table.

y=​ (a)   x + ​ (b)  

• -2
• 14
• 2
• 5
• -6
• 3
• 10

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Triangle KLM is rotated 270° clockwise about the

origin to create triangle K'L'M'. Which rule

describes the transformation that is applied to

triangle KLM?

• (y, −x)

• (−x, −y)

• (−x, y)

• (−y, x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Complete the table with the appropriate transformation.

Write the correct answer in each box.

Groups:

(a) Preserve Orientation Only

,

(b) Preserve Congruency Only

,

(c) Preserve Orientation and Congruency

• Dilations

• Translations

• Reflections

• Rotations

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Select the coordinates of the points provided given the transformations described.

Original Point (1, 4)

Rotation About the Origin 270° Clockwise- ​ (a)  

Reflection Over the x-axis- ​ (b)  

Reflection Over the y-axis- ​ (c)  

Translation 3 Units to the Left and 2 Units Up- ​ (d)  

• (-4, 1)
• (1, -4)
• (-1, 4)
• (-2, 6)
• (4, -1)
• (2, 6)
• (4, 2)

Tags

CCSS.8.G.A.3