Similar Triangles and Proportions Practice

Solve for x.

• 2

• 15

• 50

• 65

What is the scale factor from triangle ABC to triangle DEF?

• 1/2

• 7/3

• 2/1

• 10/3

The following triangles are similar.
AC ∼

•  DF

• AB 

•  ED

•  FC

Triangle ABC and triangle WXY are similar figures. Which of the following proportions is true for the figures?

All angles in similar figures are congruent (equal).  

• True

• False

One corresponding set of sides are ​ (a)  

• AB and DE

• AB and EF

• B and D

• EF and DE

In order for two polygons to be similar, what must be true about the sides and angles?

• All sides and angles are congruent

• All sides and angles are proportional

• Sides are congruent, Angles are proportional

• Sides and proportional, Angles are congruent

• TQ AND BE
• TS AND CD
• RS AND BC
• QR AND CD

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

Solve the proportion.

• q=2

• q=9

• q=4.5

• q=6