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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 27<br />

www.jmap.org<br />

190. A homeowner wants to increase the size of a<br />

rectangular deck that now measures 15 feet by<br />

20 feet, but building code laws state that a<br />

homeowner cannot have a deck larger than 900<br />

square feet. If the length and the width are to be<br />

increased by the same amount, find, to the<br />

nearest tenth, the maximum number of feet that<br />

the length of the deck may be increased in size<br />

legally.<br />

191. Chad had a garden that was in the shape of a<br />

rectangle. Its length was twice its width. He<br />

decided to make a new garden that was 2 feet<br />

longer and 2 feet wider than his first garden. If x<br />

represents the original width of the garden, which<br />

expression represents the difference between the<br />

area of his new garden and the area of the<br />

original garden?<br />

[A] x<br />

2<br />

+ 3x<br />

+ 2 [B] 8<br />

[C] 6x + 4<br />

[D] 2x<br />

2<br />

192. A small, open-top packing box, similar to a<br />

shoebox without a lid, is three times as long as it<br />

is wide, and half as high as it is long. Each<br />

square inch of the bottom of the box costs<br />

$0.008 to produce, while each square inch of<br />

any side costs $0.003 to produce.<br />

Write a function for the cost of the box described<br />

above.<br />

Using this function, determine the dimensions of a<br />

box that would cost $0.69 to produce.<br />

194. Sean knows the length of the base, b, and the<br />

area, A, of a triangular window in his bedroom.<br />

Which formula could he use to find the height, h,<br />

of this window?<br />

[A] h<br />

b gb g<br />

= 2A b<br />

[B] h<br />

A<br />

= 2b<br />

A<br />

[C] h = 2 [D] h = 2 A − b<br />

b<br />

195. If the midpoints of the sides of a triangle are<br />

connected, the area of the triangle formed is what<br />

part of the area of the original triangle?<br />

[A] 3 8<br />

[B] 1 3<br />

[C] 1 2<br />

[D] 1 4<br />

196. On the accompanying set of axes, graph and<br />

label the following lines:<br />

y = 5<br />

x = −4<br />

5<br />

y = x + 5<br />

4<br />

Calculate the area, in square units, of the triangle<br />

formed by the three points of intersection.<br />

GEOMETRY <strong>CHAPTER</strong> 5-2<br />

193. What is the perimeter of an equilateral triangle<br />

whose height is 2 3 ?<br />

[A] 6 [B] 12 [C] 6 3 [D] 12 3

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