7.5AC Similarity Practice

Figure ABCD is similar to figure GHIJ. Find the corresponding sides.

AB is proportional to ​ (a)  

BC is proportional to ​ (b)  

AD is proportional to ​ (c)  

CD is proportional to ​ (d)  

• GH
• HI
• GJ
• IJ
• IH
• HG
• JG
• JI

Quadrilateral LMNO is similar to quadrilateral WXYZ. Are these statements true or false?

Groups:

(a) TRUE

,

(b) FALSE

• The measure of angle LMN is congruent to XYZ.

• The measure of angle N is equivalent to the measure of angle Z.

• The measure of angle L is the same as the measure of angle W.

• The measure of angle NOL is congruent to the measure of ZYX.

Triangle ABC is similar to triangle JKL. Which statement about these triangles must be true?

• 
• 
• 
• 

An architect created a scale drawing of a building using a scale in which 0.35 inches represents 3 feet. The length of the actual building is 300 feet. What is the length in inches of the building in the scale drawing?

Mathematical Equivalence

ON

Triangle ABC is similar to triangle DEF.

Which of the following proportions can be used to find the length of DE in centimeters? Select TWO answers.

• 
• 
• 
• 
• 

The two parallelograms below are similar.

What is the length in inches of the line segment PQ?

Mathematical Equivalence

ON

Triangle RSV and its dimensions are shown. Which measurements in centimeters represent the dimensions of a triangle that is similar to triangle RSV?

• 5 cm, 10 cm, 15 cm

• 4 cm, 8 cm, 10 cm

• 12 cm, 18 cm, 24 cm

• 2 cm, 3 cm, 4.5 cm

Anthony drew similar triangles. Which of the following statements are true of these similar triangles? Select TWO answers.

• They have the same shape and same size.

• They have the same size different shape.

• They have the same shape different size.

• They have corresponding angles that are congruent.

• They have corresponding sides that are congruent.

The height of a tree is 75 feet and it casts a 120 foot shadow. Armia is painting this tree. The height of the tree on his canvas is 5 inches. What is the length of the shadow?

• 8 in

• 5 in

• 80 in

• 18 in

Triangle CAT is similar to triangle CSR. What is the value of x in centimeters?

Mathematical Equivalence

ON