Type - JMap
Type - JMap
Type - JMap
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Math B Regents Exam Questions by <strong>Type</strong> - 2 Point Free Response Page 9<br />
www.jmap.org<br />
86. In the accompanying diagram of square<br />
ABCD, F is the midpoint of AB, G is the<br />
midpoint of BC, H is the midpoint of CD,<br />
and E is the midpoint of DA.<br />
Find the image of ΔEOA after it is reflected<br />
in line .<br />
Is this isometry direct or opposite? Explain<br />
your answer.<br />
87. If sin x = 4 ,<br />
5<br />
value of cos (x + 180°).<br />
where 0° < x < 90°, find the<br />
88. If the probability that it will rain on any given<br />
day this week is 60%, find the probability it<br />
will rain exactly 3 out of 7 days this week.<br />
89. When air is pumped into an automobile tire,<br />
the pressure is inversely proportional to the<br />
volume. If the pressure is 35 pounds when<br />
the volume is 120 cubic inches, what is the<br />
pressure, in pounds, when the volume is 140<br />
cubic inches?<br />
90. The brightness of the star MIRA over time is<br />
given by the equation y = 2 sin π x + 6,<br />
4<br />
where x represents time and y represents<br />
brightness. What is the period of this<br />
function, in radian measure?