幾何
三角形、圓、解析幾何與證明題。
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4. solve for x setup: x=
6
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3. use the triangle sum theorem to solve for x
93
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37. which of these factors may contribute to a mental health disorder? …
37. A, C, D, F 38. A, C, E, F 39. C 40. C 41. C 42. C 43. A 44. D
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2. solve for the perimeter of △tsv 10r - 2 9r 5r + 8 setup: r= perimete…
Setup: $24r + 6$ $r = 2$ perimeter = $54$
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find the distance between the pair of points (5,1) and (9,9). if necess…
The distance between the given points is $4\sqrt{5}$ units. A. The distance between the given points is approximately $8.94$ units.
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solve for the perimeter of △tsv. 10r - 2, 9r, 5r + 8. setup: r= perimet…
Setup: $24r + 6$ $r$: Not enough information perimeter: $24r+6$
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a rectangular solid has a length of 3 cm, a height of 4 cm and a width …
60
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question 29 (1 point) the cross - section of a satellite dish mounted t…
d) 6 cm
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1. given isosceles triangle △fox with a base (overline{of}) answer the …
Which angle, if any, is congruent to \(\angle F\): \(\angle O\) What side, if any, is congruent to \(\overline{OF}\): None What is the non - congruent angle: \(\angle X\)
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name pd geometry module 1 end (2d and 3d figures) 1. a cylinder with a …
D. A rectangle with height 8 inches and width 3.5 inches ### 2. - **Rotation about \(x = 4\)**: - When the right - triangle is rotated about the vertical line \(x = 4\), it will g…
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a cube is 4 cm on each side. what is its volume? a 32$cm^{3}$ b 16$cm^{…
C. $64cm^3$
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true or false circle t for true, or circle f for false. 1. t f a mental…
1. T 2. F 3. F 4. F 5. T 6. T 7. T 8. T 9. T 10. T 11. F 12. F 13. T 14. T 15. F 16. F 17. T 18. F
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a rectangular box has a length of 12 cm, a width of 20 cm, and a height…
d. 1200 mL
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question 29 (1 point) the cross - section of a satellite dish mounted t…
d) 6 cm
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find the measure of $overline{pr}$.
# Explicación: ## Paso 1: Identificar la longitud de la línea. La longitud de $\overline{PR}$ está dada directamente en la figura como 5.8 mm. No es necesario realizar cálculos ad…
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write the standard form of the equation of the circle with the given ce…
$(x - 2)^2+(y - 8)^2=16$
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5. a silo consists of a cylindrical section and a conical top, both fil…
5. B. 1,646 6. D. 9 7. 1200 8. A. 81,855 9. 578π
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question given vector v = <1, 1>, find 4v. answer attempt 1 out of 3 an…
$\langle 4,4 angle$
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refer to the figure. name a point contained in line n.
B
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question given vector v = <4,3>, find -2v. answer attempt 1 out of 3 an…
$\langle - 8,-6 angle$
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refer to the figure. name a line that contains point e.
# Explanation: ## Paso 1: Observar la figura Vemos que el punto E está en la línea q. # Respuesta: q
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question given vector v = <5, -5>, find -2v. answer attempt 2 out of 3 …
$\langle -10,10 angle$
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refer to the figure. name four points that are coplanar. a) a, b, c, d …
# Explicación: ## Paso 1: Definir puntos coplanarios Los puntos coplanarios son aquellos que se encuentran en el mismo plano. ## Paso 2: Analizar el plano inferior En la figura, l…
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what is the minimum value of the parabola shown? a) -1 b) 1 c) -12 d) 12
C. - 12
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what is the minimum value of the parabola shown? (a) 1 (b) 12 (c) -1 (d…
a) 1
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what is the minimum value of the parabola shown? (a) 1 (b) 12 (c) -1 (d…
c) 12
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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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what are the coordinates of point b?
(-4,-4)
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which point has coordinates (-1, -2)?
B
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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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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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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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what postulate can you use to prove these triangles congruent? the hl t…
The HL Theorem