幾何
三角形、圓、解析幾何與證明題。
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what are the coordinates of point t?
$(0,1)$
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which point has coordinates (-2, -4.5)?
N
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which point has coordinates (4, -3 1/2)?
The point is $S$.
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what are the coordinates of point x?
(3,5)
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trig/pre - calc test review: sections 1.1 - 1.5 1. find the distance be…
1. $2\sqrt{10}$ 2. $4\sqrt{2}$
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which point has coordinates (5, 4)?
L
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what are the coordinates of point b?
(-4,-4)
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which point has coordinates (-1, -2)?
B
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what are the coordinates of point v?
(-1, -5)
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what are the coordinates of point x?
(2, 2)
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the measure of an angle is 85.3°. what is the measure of its complement…
# Explicación: ## Paso 1: Definir ángulos complementarios Dos ángulos son complementarios si la suma de sus medidas es 90°. ## Paso 2: Calcular el ángulo complementario Sea \(x\) …
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find the value of x.
$x = 11$
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drag the right word to its definition the amount of space that a three …
volume
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the measure of an angle is 176.3°. what is the measure of its supplemen…
$3.7^{\circ}$
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if an angle measuring 98.7° is bisected to form two new angles, what is…
# Explicación: ## Paso 1: Recordar la definición de bisectriz Una bisectriz divide un ángulo en dos ángulos iguales. ## Paso 2: Dividir la medida del ángulo original Dividimos la …
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nombra el término geométrico modelado por el borde de una mesa. selecci…
# Breve explicación: En geometría, el borde de un objeto plano como una mesa se modela por una línea. Una línea es un conjunto de puntos alineados y representa la unión de infinit…
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diego made the shape on the left, and elena made the shape on the right…
A. The smallest circle in Diego's design is congruent to the smallest circle in Elena's design.
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15. given: ∠1 and ∠2 are complementary and ∠3 and ∠2 are complementary.…
| Statements | Reasons | |--|--| | $m\angle1 + m\angle2=90$ | Given | | $m\angle3 + m\angle2 = 90$ | Given | | $m\angle1 + m\angle2=m\angle3 + m\angle2$ | Substitution | | $m\angl…
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excerpt from the best man by edith wharton. dusk had fallen, and the ci…
philosophically
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14. if dm = 32 and point g bisects dm, what is the value of r? d r + 5 …
A. 11
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nombra el término geométrico modelado por una viga de soporte de un pue…
Segmento de recta
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proportional relationships help us recognize patterns and maintain prop…
1. similar 2. dilation
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nombra el término geométrico modelado por un panel solar. seleccionar o…
Plano
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if an angle is bisected to form two new 84° angles, what was the measur…
$168^{\circ}$
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13. select all statements that could be the first step of an indirect p…
C. Assume if \(m\angle3 eq95\), then \(m\angle2 eq95\)
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flipping a figure over a line to produce a mirror image is known as _. …
1. Reflection 2. Dilation 3. Scale factor 4. Dilation 5. Translation
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11. which best describes what is formed by the construction of $overlin…
A. the angle bisector of \(\angle BAC\) ### 12.
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refer to the figure. are points f, m, g and p coplanar? explain. no poi…
# Explicación: ## Paso 1: Identificar ubicación de puntos Observamos que el punto F está en el plano R, los puntos G y P están en el plano Q y el punto M está entre los planos R y…
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which of the following must be true because the triangles are congruent…
B. D is the midpoint of $\overline{EB}$
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11. which best describes what is formed by the construction of ab? a th…
A. 27 ### 13.
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similar figures have the same shape but different. similar figures have…
1. sizes 2. congruent 3. translation 4. rotation
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5. suppose point d is in the interior of ∠abc. use deductive reasoning …
El ángulo ∠DBC es un sub - ángulo de ∠ABC y ∠DBC<∠ABC.
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10 which method can you use to prove these triangles congruent? the sss…
the SSS Postulate
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which transformation does not alter the orientation of a figure? a. rot…
d. Translation
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triangles pqr and uvw, shown below, are congruent because there exists …
A. \(\overline{PQ}\cong\overline{UV}\) because \(T\) followed by a reflection across \(\overline{PR}\) carries \(\overline{PQ}\) onto \(\overline{UV}\)
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find the value of x. a b (2x)° d (4x - 6)° c x =
$x = 31$
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what is the first step in determining if two figures are similar? a. co…
a. Compare the ratios of corresponding sides
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look at the diagram. which equation can be used to solve for x? 7x + 18…
La ecuación que se puede usar para resolver para x es $7x + 18 = 67$ y $x = 7$.
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what is the first step in determining if two figures are similar? a. co…
A. Compare the ratios of corresponding sides
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if a figure is reflected over the x - axis, which statement is true? a.…
d. The figure's orientation changes
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what is the value of s? 112° save answer
# Explicación: ## Paso 1: Identificar la relación de ángulos Los ángulos $s$ y $112^{\circ}$ son ángulos adyacentes suplementarios, es decir, $s + 112^{\circ}=180^{\circ}$. ## Pas…
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to prove similarity, the corresponding side lengths of two figures must…
d. Proportional
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what must be true about the corresponding angles of similar figures? a.…
a. They are congruent
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what is the value of q? 75.3°
$75.3^{\circ}$
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what must be true about the corresponding side lengths of similar figur…
d. They are proportional
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18. what is the rule for the rigid motion? see example 2
$(x,y)\to(x - 4,y + 4)$
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if a triangle with sides 5 cm, 12 cm, and 13 cm is dilated by a scale f…
B. 2.5 cm, 6 cm, 6.5 cm
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which transformation results in a figure that is a mirror image of the …
B. Reflection
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what transformation turns a figure around a fixed point? a. translation…
C. Rotation
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q1 - accelerated mathematics gr 8 | lesson: identifying and interpretin…
d. Translation
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unit 1, lesson 15: adding the angl practice problems 1. in triangle abc…
## Question 1: There are infinite possible pairs of measures for angles $B$ and $C$ as long as $B + C=140^{\circ}$ (since the sum of the interior angles of a triangle is $180^{\ci…
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2. solve the inequality and describe what its graph would look like -7 …
2. d) Open circle on negative two pointed to the right 3. c) \(x > - 3\) 4. a) \(59\leq4x + 15\)
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unit 2 test 1 homework due: september 29 at 7:00 am grade: 54% function…
On the given number line, place an open circle at 1 and draw an arrow to the left towards the negative - infinity direction.
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2. what is the scale factor that takes figure 1 to figure 2? 3. what is…
The scale factor that takes Figure 1 to Figure 2 is 2. The scale factor that takes Figure 2 to Figure 1 is \(\frac{1}{2}\).
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find the value of x.
$x = 45$
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write the equation for the graph. the correct equation is
$y = 4$
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1. find the values of x and y that make these triangles congruent by th…
C. $x = 5,y = 6$
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graph the line y = - 2.
Draw a horizontal line passing through the point $(0, - 2)$ on the $y$-axis. The line extends infinitely in both the positive and negative $x$-directions.
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question 26 (1 point) the cross - section of a satellite dish mounted t…
B. 9 cm
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los sustantivos los sustantivos son palabras que nombran personas, anim…
1. Nouns circled: dibujo, puente, Octavio, lápiz, barco, mar, papel, Beatriz 2. Animals: perro, gato, pájaro 3. Persons: médico, profesor, estudiante 4. Lugares: parque, bibliotec…
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make a conjecture. what properties do you think stay the same after a t…
angle measures, length, shape, size
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find the m∠nwh.
\(63^{\circ}\)
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quiz: geometry a im (sequential) / 4.3 congruence 1. which congruence s…
\(\triangle ABC\cong\triangle DCB\)
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which can you use to prove these triangles congruent? the aas theorem t…
the ASA Postulate
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find the value of x. t 3x - 6 x + 14 i 4x - 4 m 7 ©maneuvering the midd…
$x = 22$
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the image of trapezoid pqrs after a reflection across (overleftrightarr…
C. $\overline{RR'}\parallel\overline{SS'}$
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a point has the coordinates (0, k). which reflection of the point will …
a reflection of the point across the y - axis
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figure abcd was reflected across the x - axis to create figure abcd. wh…
$(-2,8)$
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what is the rule for the reflection? r_y=x(x, y)→(-y, -x) r_y=-x(x, y)→…
$r_{y = x}(x,y)\to(y,x)$
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what are the coordinates of the image of vertex d after a reflection ac…
$(5,3)$
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find the m∠dwn.
39 degrees
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△abc was constructed using △abc and line segment eh. for eh to be the l…
BD = DB', \(m\angle EFA = 90^{\circ}\), The line of reflection, \(EH\), is the perpendicular bisector of \(BB'\), \(AA'\), and \(CC'\)
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the image of △abc after a reflection across ec is △abc. which triangle …
$\triangle BGC$ is right because $\overline{EG}\perp\overline{CC'}$.
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the measure of an angle is 53°. what is the measure of its complementar…
$37^{\circ}$
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find an equation of the vertical line through (-6, 8). the equation is …
$x=-6$
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question an airport has two runways arranged as spokes away from the te…
# Explicación: ## Paso 1: Aplicar la proporcionalidad de triángulos Debido a que los triángulos formados por las pistas y la tubería de desagüe son semejantes, se puede establecer…
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which statements must be true about the image of δmnp after a reflectio…
The image will be congruent to $\triangle MNP$. $\overleftrightarrow{EG}$ will be perpendicular to the line segments connecting the corresponding vertices. The line segments conne…
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critical thinking find the perimeter and area of the rectangle. (-4, 4)…
Perimeter: 20 Area: 24
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which point would map onto itself after a reflection across the line y …
$(4,-4)$
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what postulate can you use to prove these triangles congruent? the hl t…
The HL Theorem
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what additional information do you need to prove that △lmo≅△lno by the …
$\overline{OM}=\overline{ON}$
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find the measure of each angle in the triangle. r 15x 6x f 15x o
Angle $R = 75$ degrees, Angle $O = 75$ degrees, Angle $F = 30$ degrees
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what additional information do you need to prove that △lmx≅△lox by the …
B. $\overline{LM}\cong\overline{LO}$
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question: △adc is a right triangle with altitude db drawn from the righ…
# Explicación: ## Paso 1: Aplicar la propiedad de triángulos rectángulos En un triángulo rectángulo con altura \(DB\) desde el ángulo recto, se cumple que \(DB^{2}=AB\times BC\). …
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draw a venn diagram with two circles showing the given relationship bet…
C. The diagram correctly shows the two circles overlap because some people with passports are novelists
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what additional statement could you use to prove that △bjk≅△cfh by the …
$\overline{JK}\cong\overline{FH}$
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which statements must be true about the reflection of △xyz across mn? s…
$BZ = BZ'$, $\overline{XY}\parallel\overline{X'Y'}$
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the plan shows part of a roof on a house. a horizontal beam parallel to…
# Explicación: ## Paso 1: Aplicar la proporcionalidad de triángulos semejantes Los triángulos son semejantes, entonces $\frac{x}{15}=\frac{14}{8}$. ## Paso 2: Resolver para $x$ Mu…
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find the value of x.
$x = 100$
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select the correct answer. you have been asked to determine the length …
# Explicación: ## Paso 1: Aplicar la proporcionalidad de triángulos semejantes Debido a que $DE \parallel AC$, los triángulos $\triangle BDE$ y $\triangle BAC$ son semejantes. Ent…
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what construction can you use to prove the pythagorean theorem based on…
# Explicación paso a paso: ## Paso 1: Construir la altura al lado hipotenusa Dado un triángulo rectángulo \(ABC\) con ángulo recto en \(C\), se construye la altura \(CD\) desde el…
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fill in the blank under each figure below. tetrahedron triangular prism…
Number of faces of tetrahedron: 4 Number of edges of triangular prism: 9 Number of vertices of cube: 8
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what is the measurement of this angle?
20 grados
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what construction can you use to prove the pythagorean theorem based on…
# Explicación paso a paso: ## Paso 1: Construir la altura Dado un triángulo rectángulo \(ABC\) con ángulo recto en \(C\), se construye la altura \(CD\) desde el vértice \(C\) hast…
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(a) use the calculator to find the area and circumference of the lawn. …
Area: $2122.64$ $ft^{2}$ Circumference: $163.28$ ft (b) Area (c) Circumference
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in this construction, \\(\\frac{ad}{db}=\\frac{ce}{eb}\\). prove that \…
# Explicación: ## Paso 1: Analizar los pasos dados Tenemos una serie de pasos para probar que \(DE\parallel AC\). Los pasos van desde la propiedad reflexiva (\(\angle B\cong\angle…
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circle all the statements that are true about the exponential function …
A. y - intercept 5, B. constant multiplier 3
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find the measure of ∠tbf.
$121^{\circ}$
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find the area of the triangle below. be sure to include the correct uni…
$120\ cm^{2}$
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which two line segments appear to be perpendicular? current skill $ whi…
$\overline{BA}$ and $\overline{BC}$