unit 1
What is the definition of parallel lines?
What is, Parallel lines are lines that do not/can not cross
What does the following sign mean?
≅
What is, congruent.
Identify the transformation that took place from the preimage of y =√x for each of the following
-y = √x
What is, reflect over the x-axis
What is SAS stand for
What is, side angle side
Complete sentence with always, sometimes, or never
A square is ______ a rectangle
What is, always
What is the definition of the word contrapositive?
What is, If two segments are congruent, they have the same length.
What does it mean to bisect?
What is, to cut in half.
line segment JM has endpoints J(7, 12) and M(5, 8). Find the coordinates of M| and M|| after the line segment is reflected over the x-axis and then translated up 6 units?
What is M| (5,-8) and M|| (5,-2)
What is an obtuse triangle?
What is, a triangle over 90o but under 180o
A trapezoid is ______ a rectangle
What is, never
True or False
If a figure is a square, then it has four right angles?
What is Ture
The length of line segment AC is 12 inches and the length of line segment BD is 10 inches. If line segment AB is 4 inches long. What is the length of the line segment CD?
What is CD = 2
Describe the movement of a polygon that is transformed according the to rule
(x,y) --->(x + 2, y - 7)
What is, right 2 down 7
2(3x-4)-5=-7
What is, X = 1
parallelogram, trapezoid, isosceles trapezoid, rectangle, rhombus, square, quadrilateral.
what do all these shape have in common.
What is, they all have four sides
True or False
If I have 50 cents, then I have 2 quarters?
What is false, because you can have 50 Penneys or 10 dimes.
Point M(5,-7) is the midpoint of segment CD. If C is (2,-3) find the coordinates
What is (8,-11)
the graph of y=|x| is translated 12 units left and 4 units down. write an equation for the transformed graph
what is, y=|x+12|-4
Find x by factoring
x2-4x-12
What is
x=-2
x=6
find the measure of one interior angle in each regular in each regular polygon.
regular 20-gon
what is, 162o
Rewrite the conditional statement in the if-then form:
"An object weighs one ton if it weighs 2000 pounds."
What is, If an object weighs one ton, then it weighs 2000 pounds.
Find the value of x
(7x-3) (4x+9)
What is x=4
Describe the translation of the graph of y = x2 that results in the graph y= x2 -5.
What is, down 5
Poof the following
Given: ST ≅ SJ and JR≅TJ
prove:△RST ≅ △RSJ
What is,
ST ≅ SJ and JR≅TJ / Given
SR ≅ SR / Reflex
△RST ≅ △RSJ / SSS
A kite has diagonals of lengths of 18 and 8 inches. What is the area of the kite
what is, 72