Similar Shapes / Scale Figures CFA Review 11/16/23

Triangle QRS is similar to triangle WXY.

Which statement must be true?

• Side YX is 6 inches long.

• ∠S + ∠R +∠Y = 180

• ∠S + ∠R = ∠Y + ∠X

• Side SR is twicw as long as side YX.

Tags

7.5.A

In a scale used on a blueprint, 1/2 inch represents 4 feet. What is the length of the room on the blueprint if the actual length is 30 feet?

Tags

7.5.C

Quadrilateral KLMN is similar to quadrilateral WXYZ.

Which statement must be true?

• 
• 
• 
• 

Tags

7.5.A

Parallelogram EFGH is similar to parallelogram ABCD. What is the length of side HE? ​ (a)  

• 3.2
• 4
• 4.8
• 5.6

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7.5.C

The distance from Cara's house to her friend's house is 19 cm on the map. The scale is 1 cm equals 25 km. What is the actual miles from Cara's house to her friend's house?

​ (a)  

• 525
• 44
• 25
• 475

Tags

7.5.C

Triangle DEF is similar to triangle ABC.

What is the length of side DE?

Tags

7.5.A

Emma was looking at the brueprints of her house. The diminsions of her bedroom are 12 ft by 16 ft. The scale of the blueprint is .25 inches = 1 foot. Choose the TWO dimensions that represent the length and width of Emmas bedroom on the blueprints.

• 2 in

• 3 in

• 4 in

• 5 in

• 6 in

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7.5.C

Find the value of x. (a)   cm.

• 4
• 2.1
• 8
• 5.46

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7.5.C

A flagpole casts a shadow 16 feet long while a 4 foot pole casts a 5 foot shadow. How tall is the flag pole?

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7.5.C

A hotel has two rectangle pools. Pool A is for the kids and Pool B is for adults. If the pools are simlar, what is the length in feet of Pool B.

Tags

7.5.C