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JEFFERSON MATH PROJECT REGENTS BY CHAPTER - JMap

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Math A & B Regents Exam Questions by Prentice Hall Chapter - Geometry Page 12<br />

www.jmap.org<br />

77. The accompanying graph represents the figure .<br />

Which graph represents after a transformation<br />

defined by r o R 90<br />

?<br />

y= x °<br />

79. Graph and label the following equations, a and b,<br />

on the accompanying set of coordinate axes.<br />

a:<br />

y = x<br />

2<br />

2<br />

b: y = −( x − 4)<br />

+ 3<br />

Describe the composition of transformations<br />

performed on a to get b.<br />

[A]<br />

[B]<br />

[C]<br />

[D]<br />

78. a On the accompanying grid, graph the equation<br />

2<br />

2y<br />

= 2x<br />

− 4 in the interval − 3 ≤ x ≤ 3 and<br />

label it a.<br />

b On the same grid, sketch the image of a under<br />

T o and label it b.<br />

5,−2<br />

r x−axis<br />

80. On the accompanying grid, graph and label AB,<br />

where A is (0,5) and B is (2,0). Under the<br />

transformation r o r ( AB), A maps to<br />

x−axis<br />

y−axis<br />

A ′′ and B maps to B ′′. Graph and label<br />

A′′ B ′′. What single transformation would map<br />

AB to A′′ B ′′ ?

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