Download CDE ∆ ∆ 2. QRST ABCD ∠ . x y Congruent Angles Congruent

Honors Geometry
Section 8.3-8.4 Review WS
Name___________________________
Period______
List all pairs of congruent angles and write the statement of proportionality for the figures.
1. ∆STU  ∆CDE
2. QRST  ABCD
Congruent Angles
Statement of Proportionality
_____ ≅ _____
_____ ≅ _____
Congruent Angles
Statement of Proportionality
_____ ≅ _____
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_____ ≅ _____
_____ ≅ _____
_____ ≅ _____
_____ ≅ _____
In the diagram, BCDE  WXYZ .
3. Find the scale factor of BCDE to WXYZ
4. Find the length of XY .
5. Find the measure of ∠D .
6. Find the perimeter of WXYZ .
The two polygons are similar. Find the values of x and y
7.
8.
The two triangles are similar. Find all possible values of x.
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10.
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11. Find the scale factor of the office building to the model.
12. The entrance into the office building is 8 feet high by 7 feet wide. Find the height and the width of the entrance on
the scale model. Round your answer to one decimal place.
13. Two windows on either side of the main entrance measure 3 inches wide and 2 inches high on the scale model. Find
the height and the width on the actual building. Round your answers to one decimal place.
Determine whether the triangles can be proven similar. If they are similar, write a similarity statement.
14.
15.
16.
similar?_____
similar?_____
similar?_____
If yes, similarity statement____________ If yes, similarity statement____________ If yes, similarity statement____________
17.