Dilations Similarity Practice

All corresponding angles are congruent in similar figures.

• True

• False

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If the triangles are similar, find x

• 90

• 60

• 30

• 15

Tags

CCSS.HSG.SRT.A.2

What is the similarity statement for the triangle pair?

• ΔXYZ~ΔNEW

• ΔXZY~ΔNWE

• ΔZYX~ΔENW

• ΔYZX~ΔNWE

Tags

CCSS.HSG.SRT.A.2

If two figures are similar, the corresponding sides are ______________.

• equal

• congruent

• proportional

• none of these

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What is the definition of dilation,  in mathematical terms?

• to make larger or smaller

• to only make larger

• all of the above

• to only make smaller

Tags

CCSS.8.G.A.3

Solve for x

• 20.8

• 63.7

• 27.3

• 21.4

Tags

CCSS.HSG.SRT.B.4

Based on the given notes, find the coordinates of A' if a figure centered at (0,0) has a scale factor (k) of 1/2 and a point at A(6, -4). **Please type your answer with parentheses and no spaces

Tags

CCSS.8.G.A.3

Please type the scale factor as a fraction in simplest form.

Tags

CCSS.8.G.A.3

Determine whether the dilation from triangle ADC to triangle PQR

is an enlargement or reduction and then find the scale factor.

*Type your answer as a fraction in simplest form

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

Type the coordinates of each image point

in the order of T', R', and S'

*Please use parentheses separated by a comma

for each answer with NO SPACES

Tags

CCSS.8.G.A.3