Geometrie
Dreiecke, Kreise, Koordinatengeometrie und Beweisaufgaben.
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1 select all of the digital construction tools that do the same job as …
1. A. Point plotted on an object 2. Try moving elements of the diagram. If geometric relationships (such as side - length ratios, angle measures, parallelism, and perpendicularity…
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find the measure of the missing angles. answer attempt 1 out of 2 d = e…
$d = 27^{\circ}$, $e = 56^{\circ}$, $f = 56^{\circ}$
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answer attempt 1 out of 2 $b=square^{circ}$ $c=square^{circ}$
$b = 85^{\circ}$ $c = 95^{\circ}$
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9. geometry formula (lesson 1.5) the area (a) of a trapezoid is given b…
D. b1 = 2A/h - b2
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5. points c, a, n, d and y are all collinear in that order. n is the mi…
15
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5.) find the other endpoint of the line segment with the given endpoint…
The other endpoint is $(2,-1)$ ### 6. Let's assume the vertices of the original triangle are $(x_1,y_1),(x_2,y_2),(x_3,y_3)$. **Reflection over the y - axis**: The rule for reflec…
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explain how to construct a line segment that is half the length of segm…
Construct the perpendicular bisector of segment \(AB\) to find its mid - point \(M\). The segments \(AM\) or \(MB\) are half the length of \(AB\).
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find the measure of the missing angles. answer attempt 1 out of 2 b = □…
\(b = 21^{\circ}\), \(c = 159^{\circ}\)
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1) construct a triangle and label each of the side lengths and angle me…
2a. \(x = 1\) 4a. \(x=\frac{1}{2}\) 4b. \(AB = 2\) inches
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a doorway has the shape of a parabolic arch and is 9 feet high at the c…
4 feet
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find the measure of the missing angles. answer attempt 1 out of 2 b = °…
\(b = 30^{\circ}\), \(c = 150^{\circ}\)
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the equation of a circle is given in standard form. complete parts a th…
(a) Center: \( (0,4) \); Radius: \( 4 \) (b) Plot the center at \((0,4)\) on the coordinate - plane. Then, from the center, mark points 4 units up, down, left, and right and draw …
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1. enter your answer. a dog is 0.45 meter tall and creates a 0.3 meter …
$3.3$
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find the measure of the missing angle. answer attempt 1 out of 2 a =
117
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baking darren is baking a two - layer cake and the pan for each layer i…
126 cubic inches
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challenge given that m∠a=(16x)°, m∠c=(7x + 30)°, and m∠d=129°, what is …
$132$
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lecture 5. parallel lines (problem set) 9 - 10. for each of the followi…
**First figure**: - Alternate interior angles with respect to \(BD\) (formed by \(AD\parallel BC\)): \(\angle ADB\) and \(\angle DBC\), \(\angle CDB\) and \(\angle ABD\); with res…
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challenge given that m∠a=(16x)°, m∠c=(7x + 30)°, and m∠d = 129°, what i…
$54$
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what is the final transformation in the composition of transformations …
# Explicación: ## Paso 1: Observar la posición inicial y final Observamos la ubicación de ABCD y A''B'C''D'' en el plano cartesiano. ## Paso 2: Analizar las opciones - La traducci…
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parallelogram fghj is the final image after the rule (r_{y - axis}circ …
# Explicación: ## Paso 1: Analizar la transformación Supongamos que la transformación $T_{1,2}(x,y)$ es una traslación de 1 unidad en la dirección del eje - x y 2 unidades en la d…
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answer attempt 1 out of 2 answer: m∠bcd =
90
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which rule describes the composition of transformations that maps △jkl …
$R_{0,90^{\circ}}\circ T_{0,-2}(x,y)$
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square a\b\c\d\ is the final image after the rule $t_{-4,-1}circ r_{0,9…
# Explicación: ## Paso 1: Invertir la transformación La transformación aplicada es una rotación de 90 grados en el sentido de las agujas del reloj ($R_{0,90}$) seguida de una tras…
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draw the reflection of the triangle across the y - axis.
# Explanation: ## Step1: Recall reflection rule The rule for reflecting a point $(x,y)$ across the $y -$axis is $(-x,y)$. ## Step2: Identify triangle vertices Suppose the vertices…
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5) graph line ab and find the midpoint (using the midpoint formula) a(5…
- Mid - point of $AB$: $(1.5,-0.5)$ - 6. $x = 25,m\angle AXB = 33^{\circ},m\angle DXC = 33^{\circ}$ - 7. $x = 2,m\angle BGH = 135^{\circ},m\angle GHD = 45^{\circ},m\angle DHE = 13…
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name the marked angle in 2 different ways. answer attempt 1 out of 2
$\angle Q$, $\angle PQN$
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a composition of transformations maps △xyz to △xyz. the first transform…
# Explicación: ## Paso 1: Observar la ubicación relativa Al comparar la posición inicial de $\triangle XYZ$ con la posición de $\triangle X'Y'Z'$ antes de la rotación de $90^{\cir…
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which rule describes the composition of transformations that maps figur…
# Explanation: ## Paso 1: Analizar la primera transformación Observando la figura, primero se ve una rotación de 180 grados en el punto \(Q\), representada como \(R_{Q,180^{\circ}…
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name the marked angle in 2 different ways. answer attempt 1 out of 2
$\angle D$, $\angle BDE$
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which rule describes the composition of transformations that maps δbcd …
$T_{5, - 6}\circ r_{y=-x}(x,y)$
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challenge given that m∠a=(18x)°, m∠c=(8x + 23)°, and m∠d=113°, what is …
$67^{\circ}$
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the rule $r_{y - axis}circ r_{0,90}(x,y)$ is applied to $\triangle abc$…
4
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what is the final transformation in the composition transformations tha…
# Explicación: ## Paso 1: Observar la transformación Vemos que la figura G'H'J'K' se obtiene a partir de G'HJK y que la última transformación es una reflexión. ## Paso 2: Identifi…
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challenge given that m∠a=(18x)°, m∠c=(8x + 23)°, and m∠d=113°, what is …
$m\angle B = 67^{\circ}$
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which rule describes the composition of transformations that maps pre -…
$T_{-6,1}\circ r_{x - axis}(x,y)$
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challenge given that m∠a=(16x)°, m∠c=(8x + 24)°, and m∠d = 132°, what i…
$48$
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biking rhea is using a coordinate grid to map out how far she biked fro…
10
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etermining vertices after a sequence of transformations analyze the pre…
# Explicación paso a paso: ## Paso 1: Identificar coordenadas del pre - imagen Supongamos que las coordenadas de los vértices del pre - imagen son \(A(2,4)\), \(B(4,4)\), \(C(3,2)…
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geometry a standard 2.1 - practice essential standard #2 - score: /20 c…
1. - a. Corresponding parts: $\angle A\cong\angle D$, $\angle ABC\cong\angle DCB$, $\angle ACB\cong\angle DBC$, $AB\cong DC$, $AC\cong DB$, $BC\cong CB$. - b. Yes, by HL theorem. …
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challenge given that m∠a=(16x)°, m∠c=(8x + 24)°, and m∠d = 132°, what i…
\(48\)
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name the marked angle in 2 different ways.
$\angle B$, $\angle EBC$
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line is defined as a a. a geometric shape that is open and moves from o…
a. a geometric shape that is open and moves from one point to another.
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challenge given that m∠a=(16x)°, m∠c=(8x + 24)°, and m∠d = 132°, what i…
$48$
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determining coordinates of the pre - image. the sequence of transformat…
# Explicación: ## Paso 1: Invertir la reflexión en el eje x La reflexión en el eje x tiene la regla $(x,y)\to(x, - y)$. Para revertirla, si el punto resultante de la reflexión en …
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1) construct a triangle with one side - length of 5 cm and an angle mea…
1. Triangle constructed as described above. 2. \(x=-5\) 3. Distance calculated as described above (example distance is 5 for points \((1,1)\) and \((4,5)\)). 4. Triangle reflected…
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3. rectangle dimensions (word problem notes) the perimeter of a rectang…
C. Length = 75 ft, Width = 44 ft
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draw the image of quadrilateral abcd under a translation by 2 units to …
Plot points $(0,0),(-3,6),(-3,1),(-6,-1)$ and connect them to get the image of quadrilateral $ABCD$.
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suppose that r and s are points on the number line. if rs = 9 and s lie…
9,27
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use the following word problem to answer the questions on the right. ke…
(a) Inequality: $10\leq1.25x\leq15$ (b) Solution: $8\leq x\leq12$ (c) To graph the solution on a number line: Draw a number line. Mark points $8$ and $12$. Use closed circles at $…
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name the figure below in two different ways. symbol: and
$\overleftrightarrow{UH}$, $\overleftrightarrow{HU}$
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suppose that a and b are points on the number line. if ab = 14 and b li…
-9,19
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identifying the rule for a composition of transformations which rule de…
# Explicación: ## Paso 1: Analizar la traducción Observando la gráfica, primero se ve que el rectángulo se traslada 2 unidades hacia arriba. La notación para una traducción de 2 u…
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analyzing a sequence of transformations. analyze the diagram. what is t…
reflection across line m
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which statement cannot be assumed based on the diagram? a) ∠gbe and ∠db…
A. $\angle GBE$ and $\angle DBC$ are adjacent.
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what additional information could be used to prove that the triangles a…
$\angle A\cong\angle T$ and $\angle B\cong\angle P$, $\angle A\cong\angle T$ and $\overline{BC}\cong\overline{PQ}$
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5 from unit 1, lesson 5 noah is trying to bisect angle bac. he draws ci…
1. Noah's mistake: He drew circles with centers at $B$ and $C$ instead of on the rays $AB$ and $AC$ of the angle $\angle BAC$ he wants to bisect. 2. To draw an equilateral triangl…
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name the figure below in two different ways.
\(\overline{VU}\), \(\overline{UV}\)
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which figure represents the top view of this solid? in the figures, gra…
D.
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what additional information is needed to prove that the triangles are c…
C. $\angle N\cong\angle M$
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determine if triangle u v w and triangle x y z are or are not similar, …
The triangles $\triangle UVW$ and $\triangle XYZ$ are similar by the SSS similarity criterion.
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convert the angle $\theta=\frac{8pi}{9}$ radians to degrees. express yo…
$160$
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question 8 of 10 to the nearest degree, what is the measure of each ext…
C. 60°
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7 numeric 1 point x = answer
# Explicación: ## Paso 1: Identificar el triángulo El triángulo tiene dos lados iguales (señalados con rayas rojas), por lo que es isósceles. En un triángulo isósceles, los ángulo…
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use the given information to determine which lines, if any, are paralle…
B. $r\parallel s$ by the Alternate Exterior Angles Theorem
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multiple choice circle the best answer, and write the letter in the box…
1. C. republic 2. B. patricians 3. D. Rich landowners 4. D. all of the above 5. A. Twelve Tables
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in the figure below, q lies between p and r. find the location of q so …
# Explicación: ## Paso 1: Calcular la distancia total La distancia entre $P(-12)$ y $R(24)$ es $d = 24-(-12)=24 + 12=36$. ## Paso 2: Dividir la distancia según la proporción La pr…
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9) reflection across the x - axis u(4, 2), v(2, 4), n(5, 4) u( ) v( ) n…
$U'(4,-2)$, $V'(2,-4)$, $N'(5,-4)$
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estimate the measure of this angle within 10°.
120°
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estimate the measure of this angle within 15°.
45
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write the equation of the line graphed below in simplest form.
$x=-7$
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reflect point a over the dashed line. enter the new coordinates. a = (?…
\((4,-5)\)
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translate point c using (x + 5, y + 3). enter the new coordinates. c = …
$(2,5)$
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which undefined term can contain parallel lines? line plane point ray
plane
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find the value of b. pythagorean theorem: a² + b² = c² b = √?
$\sqrt{119}$
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on a zip - line course, you are harnessed to a cable that travels throu…
36.1
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write a two - column proof. given: m∠gfi = 127°. prove: m∠efi = 44°. 1.…
The proof is completed as above to show that $m\angle EFI = 44^{\circ}$.
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a machine fills small bottles of glitter. the machine is set to fill ea…
The minimum acceptable amount of glitter is $3$ oz and the maximum acceptable amount is $3.5$ oz. On the number line, we mark the points $3$ and $3.5$ with closed - circles (since…
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which undefined geometric term is described as a two - dimensional set …
C. plane
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write the coordinates of the vertices after a dilation with a scale fac…
The new coordinates of the vertices are $R(-2,-2)$, $S(-2,2)$, $T(1,2)$, $U(1,-2)$
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use the graph and the translation (x,y)→(x + 4,y + 1) to answer parts a…
\(A'\): \((8,7)\), \(B'\): \((6,4)\), \(C'\): \((4,5)\)
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the points j, k, l and m all lie on the same line segment, in that orde…
$8$
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2. solve for x. round to the nearest tenth, if necessary.
$2.7$
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find the length of side x in simplest radical form with a rational deno…
$\frac{7\sqrt{2}}{2}$
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point b is on line segment $overline{ac}$. given $ab = 2x + 10$, $bc = …
$25$
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use the figure to complete each part. (a) name the vertex of ∠1. (b) na…
(a) F (b) $\overrightarrow{FG}$, $\overrightarrow{FE}$ (c) ∠EFH, ∠HFE
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using linear pairs to find an unknown value what is the value of x? (3x…
45
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what is the value of p? write your answer as an integer or as a decimal…
$34.3$
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solve for x
$15$
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assume that the set of given information is true. use the law of detach…
A. All trapezoids are quadrilaterals. B. If a trapezoid has exactly one pair of parallel sides, then the trapezoid is a quadrilateral. C. The trapezoid is a quadrilateral. D. All …
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which statements are true about triangle abc and its translated image, …
The rule for the translation can be written as (x,y)→(x + 3,y - 3). The rule for the translation can be written as \(T_{3,-3}(x,y)\) (equivalent to the vector - based notation whe…
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the perimeter of a rectangular rug is 40 feet. its length is 12 feet. w…
B. 8 feet
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consider the rotation of figure wxyz shown. complete the statements abo…
Point W corresponds to point W'. Angle ZWX corresponds to angle Z'W'X'.
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solve for the value of m.
$m = 19$
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question 3 solve for a.
D. $y$
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the diagram below is an oblique, or slanted, rectangular prism. not all…
Plane $LMNO$ and plane $MNIJ$
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the square on the right is a scaled copy of the square on the left. ide…
$\frac{23}{10}$
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given: a circle with inscribed quadrilateral abcd. prove: ∠a and ∠c are…
180
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explore the properties of inscribed angles by following these steps. 1.…
change proportionally; equal
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which point on the y - axis lies on the line that passes through point …
$(0,4)$
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solve the inequality and graph the solution. \\(\\frac{u}{-1}>3\\) plot…
The solution of the inequality is $u < - 3$. On the number line, place an open circle at - 3 and draw a ray to the left.