Name Afts'Wef I/.tfReview for Six Week Test
Class---2nd Six Weeks
Graph the figure with the given vertices. Then graph the image
of thefigure after a reflection over the given axis and write the
coordinatesof its vertices.
if
0 x
I
'Z. triangle DEF with vertices D( -1, 2),E( -3, D, and F( -4,5);
y-axis
t I \)Y \..! I J-y
0 )(
t. triangle ABC .••vith vertices Af l, 4),B(4~I), and C(21 5);
x-axis
l/ ~ triangle XYZ with ~. triangle EFG withvertices X(1, -2),
Y(3, -5), vertices E{1,4), FC-1, 1),and Z(4, 1)translated and G(2,
-1) translated5 units left and 3 units 3 units left and 1 unitup (f
-6' /"i -r~) down &- -'3 / Y - t)
AI (110') y '/(~/)11' i \ f-+-+-+-!-If-+-4-+-l---1. \( I/_ '1
-J.)(;;(tJ,,31 ;\ ••..):
a x ~I-t--f-+-t---+-+-t-+---t--i"-,( -! . (f
\I-t--f-+-t---+-+-t-+---t--i~' ) '/
Graph the figure with the given vertices. Then graph the image
of thefigure after the indicated translation and write the
coordinates of itsvertices.3 . triangle ABC with
vertices A( "':"3,-1),B( -4, -4). and C(-l, -2)translated 4
units rightand 1 unit up
y
0 X
\
IY'
0 xI / '\G (-I 0)-, ) ,
Draw the image of the figure after the dilation with the given
cerrter-and scale factor.
~. center: C, scale factor: 2':\u..
r-,"-
!'--,
...•. /~ •.. ,t-..: ~ tllv
1/C
'!f . center: N, scale factor: 1.2
L.;-"'Ip '/ .1:-
"-.
\ < /' I, '/ ",1/1\ } f ,, -, 10 I N
I
Q)
•••
Find the coordinates of the ver-tice s of polygon F'G 'H J
afterpolygon FGHJ is dilated using the given scale factor. Then
graphpolygon FGHJ and polygon F'G'H'J'.
y
Ci F~-2 9)" Gi') ~ 'P' ,; .:>: T -,~ -4)--,. \ ,. -', T ••••
~ -:r: .• ..I,.~ '_'. ~.:.J'""1:} ,
scale factor 2
g- " F( -2,2), G(2, 3),Hi3, -2j. J( -1, -3);3scale factor A.
1 ! i CI-+-+-+-I-J---+-+-i--+, -;, .:J ..-J ~x'I
x!I--+-I--+-+-l-l-+-+-+, -t, >
I ,·8 . 0
uy!
! I 1 i,
In the exercises bel ow, figure R'S'T' is a dilation of figure
RST andfigure W'XT'Z' is a dilation of figure WXYZ. Find the scale
factor ofeach dilation and classify it as an enlargement or as a
reduction,
/0. ,,," y .'1""-
I'\.'\.
r-,R r-, S.~~
~ i-"" ......r-:iT' T 0 x
~Vi Yr-..
Ii It" " ...•. XII o I x / x
II . Y' I
7 Y
-' \- -. (. If o~;,-!.J\"':::; \ c',)). -'--.' ' .
Determine whether each ordered pair is asolution of the given
eq~"'i-es _
13· (27,0); Y = 81 - 3x ~. (4,5); Y = 5x ~ NO !&) 'f.
\-;f-/V, (:""3, 7);y = 2x + 13 m. (2,4); Y = 3x - ,..JO 7~\
~ '!(S "2- i~/'-t Ie;Use the values to make a table of
solutions. q rq-iz..",'- 3 c Is,11-\f,j" ~. y = x + 2 lor x = 0, 1,
2, 3, 4 ," 7I,· Y= aX + 5 for x = 0, 2, 4, 6~f) *" ~ !io '.
, -'1,·\0,:'1'1' Y= 2.2x - 1.7for x = -4,.-3, -2, -1 -3 -s.'S,
-z -(p, \
-( -7,1Z, ' Which oven had not been preheated? 22" If there are
5 s between floors, which
Explain. person rode an elevator? Explain.
:'~~~l~~lj0\::~~~f~-';~il~{/~;xtFt~r~
~~~,i1,ijJ~~;~~_d4'~F~:~:~t'f~~~~~;'~j::'o 4500 700 OV'e)f! (: 0 0
01 4350 2200 5 5 10
2 4450 4400 10 10 20
3 4500 4400 15 15 30
1'2. 1'. GLASS BLOWING The diameter of a vase is now 4
centimeters. If the diameter increasesby a factor of 2, what will
be the diameter then? 4· ::r-:::. ~ -;: 9-~Cfii .
3.. . 3 ' :3 . -i~ ~ \.z. Use each table to make a graph and
to
i\~ write an equation.3 \0t.t I!-\ Iff, lX' 1 2 3 4 5I;.~,; 2.3
4.6 6.9 9.2 11.5
I~; 1 2 3 4 51 1 1.1.. 2 2.1..2 2 2
IIx 1 2 3 4 5.Y:'f' 1 2 3·t
I4 5
" "
IState whether each sequence is arithmetic. 'Write yes or no, If
it is, state thecommon difference and write the next three
terms.
2'1 14 92 30· 38 46 SA &,Z- 10 If. 5,25,125,625,3,125 nO~~ ,
~Z/.z~' ...) I V,,-/ '---./"'I £'7 ~'r'ls"t"b tJ -: 3,5~
"-- L-----
'\ '35') Cof'AIYI!')S1{OrJ -=- frv, H _ lJt f
i--+s,ooO [.Od,¢; +- tC1:1(OOOC{j4~~::: "--!'}£-1-5-+--
~;'l55'-=--i 1&,'6-3D (Find each percent increase or decrease
to the nearest percent ..
'3l ' .ftgm.40 to 55 ~. ffom 75 to isn..; '3
