Similar Sides

Find y.

• 144

• 18

• 72

• 12

Using a proportion, find the height of the tree.

• x = 0.0625 ft.

• 16 ft

• x = 16 ft.

To find the height of a very tall pine tree, you place a mirror on the ground and stand where you can see the top of the pine tree.  How tall is the tree?

• 144 feet

• 72 feet

• 36 feet

Sides in similar figures must be proportional.  

• True

• False 

This symbol stands for ...

• is corresponding to

• is proportional to

• is congruent to

• is similar to

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

Solve the proportion.

• p=31.3

• p=308

• p=924

• p=532

Find side length X.

• 30

• 25

• 15

• 40

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

• equal

• congruent

• proportional

• none of these

Are the two ratios proportional?

• YES

• NO