---Unit 1.7 Quiz---

First & Last Name:

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1. Triangle Δa is a right triangle with side length
13 in. and 18 in., what is the length of the hypotenuse?

 1)  31.2 in.
 2)  234.5 in.
 3)  493.1 in.
 4)  22.2 in.


2. Jim has ¢72, Brenda has $1.56, and Richard has $3.21.
They each buy the same ¢50 drink at the store, sales tax included.
Who spent the most on the drink?

 1)  All payed the same
 2)  Brenda
 3)  Richard
 4)  Jim


3. Equlateral triangle Δx undergoes a sidelength translation
of 19 → 28. What is the difference in area from the translation to the
nearest tenth of a decimal?

 1)  784.9
 2)  361.4
 3)  183.2
 4)  532.0


4. On a car show the host shows three doors and explains that behind one of them is a brand new car. You pick the first door as your choice and the host opens door number three to show that nothing is there. This means that the new car is behind door one or two. The host asks if you want to switch your choice from door one to door two. Do you switch, or not? Explain you choice.