IXL - Checkpoint: Similarity transformations (Geometry practice)

The side lengths of

△

W

X

Y

are 21, 27, and 45 units. The length of the longest side of

△

C

D

E

is 15 units. If

△

W

X

Y

and

△

C

D

E

are similar, what is the length of the shortest side of

△

C

D

E

?

units

ref_doc_title.

$Confetti$

Excellent!

Now entering the Challenge Zone—are you ready?

Questions
answeredQuestions

0

Time
elapsedTime

hr	min	sec
00	00	06

SmartScore
out of 100
IXL's SmartScore is a dynamic measure of progress towards mastery, rather than a percentage grade. It tracks your skill level as you tackle progressively more difficult questions. Consistently answer questions correctly to reach excellence (90), or conquer the Challenge Zone to achieve mastery (100)! Learn more

0

Teacher tools

Work it out

Not feeling ready yet? These can help:

M.3Identify similar figures

M.4Side lengths and angle measures in similar figures

M.8Similarity rules for triangles

M.9Similar triangles and similarity transformations

M.10Determine if two figures are similar: justify your answer