Similar Triangles and Dilations

Scale Factor

100

G.SRT.A.1

QUESTION #3 PART A:

What is the scale factor of the dilation?

D - 0.4

200

G.SRT.A.1

QUESTION #3 PART B:

What is the length of B'C'

3

300

G.SRT.A.1

QUESTION #6

TRUE

FALSE

FALSE

400

G.SRT.A.1

QUESTION #10

13.5 inches

500

G.SRT.A.1

QUESTION #4

R - 2.5

Dilation

100

G.SRT.A.1

QUESTION #5 - two options

A and C

200

G.SRT.A.1

QUESTION #2

B

300

G.SRT.A.1

QUESTION #7 - three options

M, P and S

400

G.SRT.A.1

QUESTION #9 - Find the coordinates of triangle A'B'C' after a dilation at the origin with a scale factor of 2

A (-5, 1)

B (4, 4)

C (1, -2)

A' (-10, 2)

B' (8, 8)

C' (2, -4)

500

G.SRT.A.1

QUESTION #9 - Find the coordinates of triangle A'B'C' after a dilation centered at B with a scale factor of 3

A' (-5, 1)

B' (4, 4)

C' (1, -2)

Similar Triangles

100

G.SRT.B.3

QUESTION #8

x = 19

200

G.SRT.B.3

QUESTION #5 - round to the nearest tenth of an inch

294.4 inches

300

G.SRT.B.3

QUESTION #7 - two options

P and T

400

G.SRT.B.3

QUESTION #3

36

500

G.SRT.B.3

QUESTION #9 - Find BF and AF

BF = 7.5

AF = 6.87