Geometrie
Dreiecke, Kreise, Koordinatengeometrie und Beweisaufgaben.
-
a regular polygon has 15 sides. which is a possible angle of rotational…
$72^{\circ}$
-
for each set of figures, figure a is rotated around the origin to form …
First pair: 90° counterclockwise Second pair: 180° clockwise (or 180° counterclockwise) Third pair: 270° counterclockwise
-
which type of triangle will always have at least 1 - fold reflectional …
D. isosceles triangle
-
which angle number represents an angle vertical to ∠fhc? answer attempt…
$5$
-
which angle of rotation is an angle of rotational symmetry for all figu…
D. 360°
-
notah draws figure x in the coordinate plane. then he performs a sequen…
a. A reflection across the y - axis followed by a translation 1 unit up. b. Another possible sequence could be a translation 1 unit up first followed by a reflection across the y …
-
how many lines of reflectional symmetry does an equilateral triangle ha…
C. 3
-
which transformation is not isometric?
Dilation
-
suppose m is the mid - point of $overline{jk}$, $mk = 5x + 5$, and $jk …
$x = 3.8$
-
the midpoint of (overline{tu}) is (m(-11.5, -4.5)). one endpoint is (t(…
$(-7,-17)$
-
if m∠wyt = 108°, then what is m∠uyv?
$108^{\circ}$
-
which statements are true about the lines of symmetry of a regular pent…
C. Every line bisects a vertex angle. D. Every line bisects a side. E. Every line is perpendicular to a side.
-
which angle number represents ∠uxr? answer attempt 1 out of 2 submit an…
3
-
how can a regular hexagon be folded to show that it has reflectional sy…
Fold the hexagon along a line from a vertex to the midpoint of an opposite side. Fold the hexagon along a line that bisects two vertex angles.
-
what is the translation rule for sliding triangle abc? (use parenthesis)
(x,y)→(x - 6,y + 2)
-
what is the order of rotational symmetry for a rhombus? 1 2 3 4
2
-
question 8 lesson 1 - 4 practice: midpoints and bisectors the point q i…
$7$
-
which angle number represents ∠sxu? answer attempt 2 out of 2
3
-
find the location of b, the midpoint of ac. location of b:
-3
-
which angle number represents ∠sxu? answer attempt 1 out of 2
3
-
find the location of b, the mid - point of $overline{ac}$. location of …
5
-
if m∠uxr = 80°, then what is m∠sxt? answer attempt 1 out of 2 m∠sxt =
$80$
-
find the location of b, the mid - point of ac. question 6 lesson 1 - 4 …
\(5.5\)
-
which angle number represents the linear pair of ∠tyw?
5
-
suppose m is the mid - point of $overline{jk}$. $jm=y + 4$, and $mk = 2…
12
-
in δdef, m∠d = 104° and m∠e = 25°. which statement about the sides of δ…
EF > DE > FD
-
complete the sentence below. let t be a real number and let p=(a,b) be …
\(\sin t = b\) and \(\cos t=a\)
-
8. a sector of a circle has area 9 cm² and a central angle 0.5 radians.…
Radius: $6\ cm$, Arc length: $3\ cm$
-
in $delta uvw$, $mangle u = 85^{circ}$ and $mangle v = 22^{circ}$. whic…
VW, WU, UV
-
find the coordinates of the missing endpoint if b is the mid - point of…
$(18,7)$
-
what did farmer john show his chicken when she wouldnt lay any eggs? de…
A ROOFING
-
in $delta fgh$, $gh = 16$, $hf = 18$, and $fg = 20$. which list has the…
A. $m\angle F,m\angle G,m\angle H$
-
in δnop, m∠n = 101° and m∠o = 10°. which statement about the sides of δ…
OP > NO > PN
-
in a unit circle, the radian measure of the central angle is equal to t…
A. intercepted arc
-
question 3 good neighbors the city requires a new store to build a bric…
23 yd
-
in δwxy, m∠w = 108° and m∠x = 39°. which list has the sides of δwxy in …
WX, YW, XY
-
which of the following sets of numbers could not represent the three si…
{4, 16, 20}
-
the midpoint m of rs has coordinates (1, 16). point r has coordinates (…
$(-10,19)$
-
a triangles height is 6c meters and the base is c - 1 meters. brian kno…
B. $0.5(c - 1)(6c)=18$; height $=18$ meters
-
analyze determine whether the following statement is sometimes, always,…
Always true. Justification: Whether \(Y\) is to the right (\(y>x\)) or to the left (\(y < x\)) of \(X\) on the number - line, the coordinate of \(W\) which is \(\frac{2}{5}\) of t…
-
adam makes several statements after he observes the diagram above, whic…
Axiom, Axiom, Axiom, Conjecture
-
analyze determine whether the following statement is sometimes, a/ways,…
The statement "the coordinate of point $W$ is greater than the coordinate of point $X$" is sometimes true. Justification: If $Y$ has a greater coordinate than $X$, then $W$ (which…
-
angle cad is bisected by ray ab. the measure of angle cab = 4x + 1. the…
$8$
-
angle def is bisected by ray eg. angle feg = 2x + 5, and angle deg = 3x…
$58$
-
five quadrilaterals, labeled a through e, are shown below. which of the…
B. Quadrilateral B, C. Quadrilateral C
-
ray kr is an angle bisector of angle jkl. if the measure of angle jkr =…
80
-
tanner made a scale drawing of an apartment. he used the scale 1 millim…
# Explicación: ## Paso1: Identificar la proporción La proporción es 1 milímetro : 2 metros. ## Paso2: Establecer la ecuación Si 1 milímetro representa 2 metros, entonces para 3 mi…
-
five quadrilaterals, labeled a through e, are shown below. which of the…
C
-
problem 7 the figure is a diagram of a wall. lengths are given in feet.…
a. 576 square feet. The wall is composed of a rectangle with area $48\times9 = 432$ square feet and a triangle with area $\frac{1}{2}\times48\times6 = 144$ square feet. The total …
-
judith drew a scale drawing of the auditorium. she used the scale 1 inc…
32
-
marcy drew a scale drawing of a petting zoo. the scale she used was 1 c…
# Explicación: ## Paso1: Identificar la proporción La proporción es 1 cm : 2 m. ## Paso2: Aplicar la proporción Si 1 cm representa 2 m y la longitud en el dibujo es 6 cm, entonces…
-
a. how many square feet of wallpaper would be needed to cover the wall?…
a. 216 square feet. The wall is composed of a rectangle and a triangle. The rectangle has area $18\times9 = 162$ square - feet and the triangle has area $\frac{1}{2}\times18\times…
-
lauren made a scale drawing of a city park. the scale she used was 1 ce…
# Explicación: ## Paso1: Identificar la proporción La proporción es 1 cm : 8 m. ## Paso2: Establecer la ecuación Sea $x$ la longitud real del campo. Entonces $\frac{1}{8}=\frac{14…
-
five quadrilaterals, labeled a through e, are shown below. which of the…
B. Option B, C. Option C, D. Option D
-
select the correct answer. in her notebook, pia wrote these steps to co…
B. Draw any diameter on a circle and label it $\overline{JK}$.
-
darnell measured a house and its lot and made a scale drawing. he used …
39
-
troy reflects figure wxyz across the x - axis to form figure wxyz. troy…
Troy likely reflected across the $y$-axis instead of the $x$-axis. The correct coordinates of $W'$ are $(-3,-4)$.
-
3. name $overleftrightarrow{ab}$ another way. use proper notation when …
$\overleftrightarrow{BA}$
-
4. f(x)=(x + 2)^3 parent graph: questions to ask: (circle answers) shif…
Parent Graph: $y = x^3$ Transformation(s): Horizontal shift 2 units to the left.
-
select two angles from the following list that form a linear pair. ∠aob…
$\angle AOB$, $\angle BOD$
-
tara made a scale drawing of a boarding school. she used the scale 1 ce…
# Explicación: ## Paso 1: Identificar la proporción La proporción es 1 centímetro : 7 metros. ## Paso 2: Calcular la longitud real Multiplicamos la longitud en el dibujo (12 centí…
-
tanner drew a scale drawing of the town library. the scale of the drawi…
# Explicación: ## Paso1: Identificar la proporción La proporción es 1 cm : 5 m. ## Paso2: Multiplicar la longitud en el dibujo por la proporción 7 cm × 5 m/cm = 35 m # Respuesta: …
-
which statements are true? select all that apply. one line can be drawn…
Exactly one line can be drawn through points L and M.
-
cameron drew a scale drawing of a shopping center. he used the scale 1 …
45
-
2) find x if m∠abe = x + 87, m∠abc = 162°, and m∠ebc = x + 89.
\(x = - 7\)
-
heather measured the middle school and made a scale drawing. the scale …
50
-
problem 7 the figure is a diagram of a wall. lengths are given in feet.…
a. 360 square feet. The wall is composed of a rectangle with area $48\times6 = 288$ square - feet and a triangle with area $\frac{1}{2}\times48\times3 = 72$ square - feet, and $28…
-
3. f(x)=x³ + 2 parent graph: ____________ questions to ask: (circle ans…
Parent Graph: $y = x^{3}$ Transformation(s): Vertical shift upwards by 2 units
-
troy reflects figure wxyz across the x - axis to form figure wxyz. troy…
First - blank: $y$-coordinates Second - blank: $x$-coordinates Third - blank: $y$-axis Fourth - blank: $(3,-4)$
-
different points in a coordinate plane are reflected across the y - axi…
$(2,2)$ matches with $(-2,2)$ $(-2,-2)$ matches with $(2,-2)$ $(2,0)$ matches with $(-2,0)$ $(0,2)$ matches with $(0,2)$
-
f(x)=x^{2}-4 parent graph: questions to ask: (circle answers) shift or …
Parent Graph: $y = x^{2}$ Transformation(s): Vertical shift 4 units down.
-
write naoki wants to center a canvas, which is 8 feet wide, on his bedr…
Naoki should mark the nails starting at 4.7 feet from one edge of the wall, and then every $\frac{1}{5}$ (or 0.2) feet towards the center of the canvas on both sides of the canvas…
-
circle the correct answer for each question below. 1. which number has …
1. B. 94,306.12 2. D. 42,850.673 3. C. 8,723,501.9 4. B. 15,329.406 5. A. 86,940.571 6. C. 7,345,021.8
-
hexagon l is a scaled copy of hexagon k. what is the value of m?
# Explicación: ## Paso1: Encontrar el factor de escala Como los hexágonos son copias escaladas, el factor de escala se obtiene dividiendo los lados correspondientes. Tomamos los l…
-
a rectangles length is 4 more than twice its width. its area is 240 squ…
Width: 10 cm Length: 24 cm
-
polygon d is a scaled copy of polygon c. what scale factor takes polygo…
# Explicación: ## Paso 1: Identificar lados correspondientes Tomamos un lado de polígono C y su correspondiente en polígono D. Tomemos el lado de longitud 2 en C y el lado de long…
-
7. a sector of a circle has arc length 14 cm and central angle 2 radian…
Radius: 7 cm, Area: 49 $cm^{2}$
-
parallelogram f is a scaled copy of parallelogram e. what scale factor …
# Explicación: ## Paso 1: Identificar lados correspondientes Tomamos un par de lados correspondientes de los paralelogramos. Por ejemplo, el lado de longitud 2.8 en el paralelogra…
-
this one will be graded by hand, so it wont show up as correct right aw…
(No sets of points are given in the question to choose from. If there were options like "Points \(A\) and \(B\)", "Points \(B\), \(C\), and \(D\)" etc., we would analyze each opti…
-
name the parent graph, answer the questions. then graph the function us…
The parent graph is $y=x^2$. The transformation is a horizontal shift 4 units to the right.
-
parallelogram y is a scaled copy of parallelogram x. what is the value …
36
-
quadrilateral l is a scaled copy of quadrilateral k. what scale factor …
# Explicación: ## Paso 1: Elegir un par de lados correspondientes Tomamos los lados de longitud 18 en el cuadrilátero K y 21 en el cuadrilátero L. ## Paso 2: Calcular el factor de…
-
figure defgh is reflected across the y - axis to form figure defgh. det…
False False True True True False
-
7. match the part of the box to the correct label! draggable item → cat…
the top → \(EFGH\) the front → \(HBAF\) the bottom → \(ABCD\)
-
quadrilateral z is a scaled copy of quadrilateral y. what is the value …
$8.125$
-
8. name another point that is coplanar with points a, b, and c. write y…
D
-
trapezoid i is a scaled copy of trapezoid h. what is the value of g?
$0.06$
-
the coordinates of the vertices of figure efgh are e(2, - 2), f(5, - 3)…
$(5,3)$
-
triangle o is a scaled copy of triangle n. what is the value of p?
$7.7$
-
problem 7 the figure is a diagram of a wall. lengths are given in feet.…
a. 576 square feet. The wall is composed of a rectangle with area $48\times9 = 432$ square - feet and a triangle with area $\frac{1}{2}\times48\times6 = 144$ square - feet. The to…
-
the coordinates of the vertices of figure efgh are e(2, - 2), f(5, - 3)…
$(5,3)$
-
select the correct step in the table. nikita began with the figure show…
Step 2
-
no graphing calculator! name the parent graph, answer the questions, th…
1. Parent Graph: \(y = x^2\) - Transformation: Horizontal shift 4 units to the right 2. Parent Graph: \(y = x^2\) - Transformation: Vertical shift 4 units down
-
darius is studying the relationship between mathematics and art. he ask…
$y = 1.518x + 0.995$
-
which figure shows △abc being reflected across the x - axis? a b c d
A.
-
cr and ds are perpendiculars dropped from ab to pq, and ab is perpendic…
C. \(m\angle RCD = m\angle ACD\div2\)
-
problem 2 select all the triangles that have an area of 30 square units…
A. The triangle with base 6 and height 10 has an area of 30 square units. C. The triangle with base 6 and height 10 has an area of 30 square units.
-
polygon l is a scaled copy of polygon k. what is the value of m?
21
-
refer to the number line. find the coordinate of q on fl such that the …
\(-\frac{45}{19}\)
-
problem 4 constructing the angle bisector. 12. obtuse ∠xyz is drawn. th…
The steps to construct the bisector of obtuse $\angle XYZ$ are as described above.