1.   If the triangles are similar, what is the value of a?
   
    A. 11.2 B. 8.4
    C. 4.48 D. 7
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  2.   If what is the value of x?
   
    A. 1.35 B. 3.75
    C. 6.67 D. 2.42
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  3.   A tree casts a 20-foot long shadow at the same time that a 3-foot tall mailbox post casts a 1.2-foot long shadow. How tall is the tree?
    A. 8 feet B. 18 feet
    C. 72 feet D. 50 feet
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  4.   If what is the value of x?
   
    A. 4.25 m B. 106.25 m
    C. 7.5 m D. 1.5 m
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  5.   If what is the value of x to the nearest tenth?
   
    A. 0.5 feet B. 1.92 feet
    C. 1.8 feet D. 1.3 feet
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