Geo. Chapter 8 Test: Similarity
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16 questions
Geometry Chapter 8 Test: Similarity
2
Which of the following is NOT a postulate for proving triangles similar?
'Select all that apply.
Which of the following is NOT a postulate for proving triangles similar?
'Select all that apply.
1
After putting your shirt in the dryer, it shrunk just a little bit. Which scale factor best represents the shrinking of the shirt?
After putting your shirt in the dryer, it shrunk just a little bit. Which scale factor best represents the shrinking of the shirt?
4
Find BE (round to the nearest tenth.)
Find BE (round to the nearest tenth.)
3
A boy casts a shadow at a certain time in the day. The shadow of the tree is 28 ft.
How tall is the tree?
A boy casts a shadow at a certain time in the day.
The shadow of the tree is 28 ft.
How tall is the tree?
5
Two triangles are similar. The sides of the first triangle are 7, 9, and 11 feet. The length of the smallest side of the second triangle is 21 feet.
Find the perimeter of the second triangle. Don’t forget your units!
Two triangles are similar. The sides of the first triangle are 7, 9, and 11 feet.
The length of the smallest side of the second triangle is 21 feet.
Find the perimeter of the second triangle. Don’t forget your units!
4
What is the value of x in the diagram?
What is the value of x in the diagram?
4
What is the value of x in the diagram?
What is the value of x in the diagram?
4
Find the value of x.
Find the value of x.
3
Find the value of x.
Find the value of x.
1
Fill in the missing answer based on the ratio given.
Fill in the missing answer based on the ratio given.
1
The ratios of perimeters of ∆ABC to ∆DEF is 2:5. Which ratio could NOT be the ratio of two corresponding sides?
The ratios of perimeters of ∆ABC to ∆DEF is 2:5.
Which ratio could NOT be the ratio of two corresponding sides?
1
Shaquon shared that triangle ABC is similar to triangle ADE. For which diagram is this statement NOT true?
Shaquon shared that triangle ABC is similar to triangle ADE.
For which diagram is this statement NOT true?
4
Determine if each pair of triangles is similar, and show work!If they are, state the postulate or theorem that can be used to prove the pair similar. Then complete the similarity statement.
If no similarity exists, write “not similar,” and do NOT complete the similarity statement.
Determine if each pair of triangles is similar, and show work!
If they are, state the postulate or theorem that can be used to prove the pair similar. Then complete the similarity statement.
If no similarity exists, write “not similar,” and do NOT complete the similarity statement.
4
Determine if each pair of triangles is similar, and show work!If they are, state the postulate or theorem that can be used to prove the pair similar. Then complete the similarity statement.
If no similarity exists, write “not similar,” and do NOT complete the similarity statement.
Determine if each pair of triangles is similar, and show work!
If they are, state the postulate or theorem that can be used to prove the pair similar. Then complete the similarity statement.
If no similarity exists, write “not similar,” and do NOT complete the similarity statement.
4
Determine if each pair of triangles is similar, and show work!If they are, state the postulate or theorem that can be used to prove the pair similar. Then complete the similarity statement.
If no similarity exists, write “not similar,” and do NOT complete the similarity statement.
Determine if each pair of triangles is similar, and show work!
If they are, state the postulate or theorem that can be used to prove the pair similar. Then complete the similarity statement.
If no similarity exists, write “not similar,” and do NOT complete the similarity statement.
5
Use the diagram to find the length of line segment CB.
Use the diagram to find the length of line segment CB.