Unit 5 - Similar Figures and Scale Factor

Similar Figures have corresponding sides that are congruent.

• True

• False

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Similar Figures have angles that are corresponding and congruent.

• True

• False

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If triangle ABC is similar to triangle DEF, that means that angle B corresponds with which angle:

• Angle D

• Angle E

• Angle F

Tags

CCSS.HSG.SRT.A.2

Find the missing side length by setting up a proportion to help you.

• 32

• 35

• 20

• 16

Tags

CCSS.HSG.SRT.A.2

The triangles are similar, solve for the missing length of the larger triangle. A proportion would be helpful to set up.

• 8

• 12.5

• 18

• 24

Tags

CCSS.HSG.SRT.A.2

Two objects that are the same shape but not the same size are _______.

• Congruent

• Vertical

• Similar

• Complementary

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

A tree is 12 feet tall and casts a shadow 9 feet long. A building nearby casts a shadow that measures 24 feet. How tall is the building?

• 24 feet

• 21 feet

• 27 feet

• 32 feet

Tags

CCSS.HSG.SRT.B.5

If the Scale Factor is less than one, then you will have...

• an enlargement

• a reduction

Tags

CCSS.8.G.A.3

If the Scale Factor is greater than one, then you will have...

• a reduction

• an enlargement

Tags

CCSS.8.G.A.3

What is the Scale Factor from ΔDEF (original) to ΔABC (new)?

• 1/2

• 7/3

• 2

• 10/3

Tags

CCSS.7.G.A.1