Mathematics B Regents High School Examination - The University Of The State Of New York, 2003 Page 4

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2
3
7 Which expression is equal to
?
computations.
2
3
1 4 3
(1)
(3) 1 – 4
3
7
+
4 3
7
(2)
(4) 7 + 4
3
7
8 Which transformation is not an isometry?
(1) rotation
(3) dilation
(2) line reflection
(4) translation
9 A dog has a 20-foot leash attached to the corner where a garage and a
fence meet, as shown in the accompanying diagram. When the dog pulls
the leash tight and walks from the fence to the garage, the arc the leash
makes is 55.8 feet.
θ
Fence
(Not drawn to scale)
What is the measure of angle
between the garage and the fence, in
radians?
(1) 0.36
(3) 3.14
(2) 2.79
(4) 160
[4]
Math. B – Aug. ’03

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