triangles proportionality

Find the missing length.

• 21
• 18
• 16
• 24

Solve for x.

• 10

• 5

• 7

• 4

Find the missing length.

• 35
• 28
• 42
• 13

• BE

• CD

• AD

• ED

Solve for x.

• 9

• 8

• 5

• 7

Write a proportion and solve for x.

Answer explanation

$\frac{12}{15}=\frac{x}{8.75}$

Find the missing length indicated.

Write down your work.

• 30

• 25

• 45

• 50