幾何
三角形、円、座標幾何、証明問題。
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which angle number represents ∠mrk? answer
3
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if m∠msn = 106°, then what is m∠lsp?
$106^{\circ}$
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if m∠wyt = 108°, then what is m∠uyv?
$108^{\circ}$
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if m∠ehd = 106°, then what is m∠fhc? answer attempt 1 out of a m∠fhc - …
$106^{\circ}$
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9. find the area 5 cm 3 cm 5 cm 8 cm
$12$ $cm^{2}$
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extra practice trapezoids and kites example 1 1. lamp shade the lamp - …
$x = 3$ is proved as shown above.
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6 le périmètre dun triangle équilatéral varie selon la mesure de son cô…
The perimeter of the equilateral triangle with side - length 67 cm is 201 cm. The completed table of values is shown above and the graph is a straight - line with a slope of 3 pas…
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find the measure of the missing angles. 43°
\(b = 43^{\circ}, c = 137^{\circ}\)
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find the measure of the missing angles. answer attempt 1 out of 2 b = ^…
\(b = 153\) \(c = 27\)
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find the measure of the missing angles. 93° b c answer b = c =
$b = 93^{\circ}$, $c = 87^{\circ}$
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the measure of the missing angle
132°
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question 29 · 1 point identify the conic that the following polar equat…
A. Parabola
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question 28 · 1 point find the polar equation of a parabola with eccent…
D. $r=\frac{1}{1 + \cos\theta}$
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find the measure of the missing angles. b c 126° answer b = ° c = °
\(b = 126\) \(c = 54\)
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choose the missing method name. the method returns the distance between…
distance
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find the measure of the missing angles. answer b = c =
$b = 89$ $c = 91$
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directions: find the value of x so that l || m. state the converse used…
# Explicación paso a paso: ## Paso 1: Identificar ángulos correspondientes para el problema 6 Para que \(l\parallel m\), los ángulos correspondientes son iguales. Entonces, \(8x -…
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find the measure of the missing angles. answer b = ° c = °
$b = 122^{\circ}$, $c = 58^{\circ}$
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choosing area, perimeter, volume, or surface area you know how to find …
1. Solve for: volume Solution: $V = 15\times7\times7=735$ cubic feet 2. Solve for: area Solution: $A=\pi\times(18\div2)^{2}=\pi\times81\approx254$ square feet
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9. professor jones is collecting data on the number of students who arr…
a. Arithmetic b. $y = 3x-3$ c. 27 d. 35
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question 25 · 1 point what is the standard form of the equation of the …
C. $(x - 2)^2=-8(y - 1)$
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example 1 music explain how the figure illustrates that each statement …
1. In the figure, planes $O$ and $M$ are shown to meet along line $t$, so they intersect in line $t$. The postulate is: If two non - parallel planes intersect, then their intersec…
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5. the area of a triangle is 24 square inches. if the base is 8 inches,…
6 inches
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question name the marked angle in 2 different ways.
\(\angle X\), \(\angle VXW\)
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question 19 · 1 point identify the asymptotes of the hyperbola with equ…
The asymptotes are $y=\pm\frac{1}{2}(x - 3)-3$.
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determine whether $overleftrightarrow{km}$ and $overleftrightarrow{st}$…
Neither
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name the marked angle in 2 different ways.
$\angle W$, $\angle VWX$
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question 18 · 1 point find the equation of the hyperbola with vertices …
C. $\frac{(y + 2)^2}{36}-\frac{(x - 2)^2}{28}=1$
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question 16 · 1 point what is the standard form equation of the hyperbo…
C. $\frac{y^{2}}{1}-\frac{x^{2}}{49}=1$ (equivalent to $\frac{y^{2}}{49}-x^{2} = 1$ is the correct - form from the given options)
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question 15 · 1 point find the asymptotes of the hyperbola below. \\(\\…
$y = \pm 2x$
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name the marked angle in 2 different ways.
\(\angle G\), \(\angle BGF\)
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example find the surface area of the pyramid. use the formula: $sa = \f…
1. \(184m^{2}\) 2. \(1256.0yd^{2}\) 3. \(226.1yd^{2}\) 4. \(24cm^{2}\) 5. \(105.6ft^{2}\) 6. \(40.8m^{2}\) 7. \(266ft^{2}\) 8. a. Crunchy Oats has a larger surface area. b. Bran C…
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name the marked angle in 2 different ways.
$\angle J$, $\angle MJL$
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find the area of quadrilateral abcd. round the area to the nearest whol…
58 square units
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1. draw a picture to show that 4:5 is equivalent to the ratio 8:10. 4:5…
Draw two sets of circles (or any other shape). For the first set, draw 4 circles of one color and 5 circles of another color to represent 4:5. For the second set, draw 8 circles o…
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question 14 · 1 point find the standard form of the ellipse given below…
$\frac{(x + 2)^2}{25}+\frac{(y + 5)^2}{36}=1$
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a geodesic dome is composed of two different types of triangular panels…
The measure of each equal angle is $35.5^{\circ}$. The measure of the third angle is $109^{\circ}$.
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use your knowledge of triangles to solve problems 5 - 7. 5. determine w…
5. The groups of angles that can form triangles are 50°, 80°, 50°; 45°, 60°, 75°; 50°, 60°, 70°. 6. The longest side in $\triangle CDE$ is $\overline{CD}$ because it is opposite t…
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(a) las longitudes de los lados de uno de los triángulos son 16, 8, y 9…
# Explanation: ## Paso1: Calcular la suma de los cuadrados de los lados menores en (a) $8^{2}+9^{2}=64 + 81=145$ ## Paso2: Calcular el cuadrado del lado mayor en (a) $16^{2}=256$ …
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a triangle is a polygon. the sum of the angles in a triangle is 180°. t…
1. Right triangle 2. Equilateral triangle 3. Isosceles triangle 4. Scalene triangle
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nder las preguntas sobre cada triángulo. (a) las longitudes de los lado…
(a) $6^{2}+8^{2}=100$ $10^{2}=100$ Triángulo rectángulo (b) $15^{2}+16^{2}=481$ $19^{2}=361$ Triángulo acutángulo
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identify the coordinates of the co - vertices of the ellipse shown in t…
$(0, 4)$ and $(0,-4)$
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question 12 - 1 point what is the standard form equation of the ellipse…
\(\frac{(x + 1)^2}{49}+\frac{(y - 2)^2}{9}=1\)
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two angles are supplementary if their sum is 180°. the larger angle mea…
The smaller angle measures $58^{\circ}$. The larger angle measures $122^{\circ}$.
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question 11 · 1 point given the ellipse \\(\\frac{(x - 4)^2}{144}+\\fra…
C. The vertices are at $(16, - 3)$ and $(-8, - 3)$. The co - vertices are at $(4,1)$ and $(4, - 7)$.
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question 9 · 1 point what is the standard form equation of the ellipse …
F. $\frac{x^{2}}{144}+\frac{y^{2}}{63}=1$
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inténtelo otra vez su respuesta es incorrecta. · (a): su respuesta es i…
# Explicación: ## Paso 1: Definición de ángulos alternos externos Son aquellos ángulos que se encuentran fuera de las dos rectas paralelas y en lados opuestos de la transversal. E…
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question 8 · 1 point given the ellipse $\frac{x^{2}}{36}+y^{2}=1$ what …
B. The vertices are at $(6,0)$ and $(-6,0)$. The co - vertices are at $(0,1)$ and $(0, - 1)$.
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utilizar la calculadora de aleks para evaluar cada expresión. redondear…
$\cos(16^{\circ})\approx0.96$ $\sin(79^{\circ})\approx0.98$ $\tan(51^{\circ})\approx1.23$
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los dos triángulos a continuación son semejantes. además, m∠h = 20° y m…
# Explicación: ## Paso1: Recordar la propiedad de triángulos semejantes Los ángulos correspondientes de triángulos semejantes son iguales. ## Paso2: Identificar ángulos correspond…
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use figure abcd to answer the questions below. 1. which side is opposit…
1. DC 2. AB and CD 3. AC and BD 4. ∠ADC 5. 83° 6. Four right angles; Opposite sides are equal and parallel; Diagonals are equal 7. True. They all have opposite sides parallel. 8. …
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question 5 nazeer has been commissioned to paint a square canvas. the a…
C. 16
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question 5 · 1 point find the intersection of the line and the circle g…
$(-8,8)$
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dar un par de ángulos alternos externos, un par de ángulos correspondie…
# Explicación: ## Paso1: Definir ángulos alternos externos Los ángulos alternos externos son aquellos que se encuentran fuera de las dos líneas paralelas y en lados opuestos de la…
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en la siguiente figura, m∠abd = 91°, y la medida de m∠1 es 39° más que …
# Explicación: ## Paso1: Establecer la ecuación Sabemos que $m\angle ABD=m\angle1 + m\angle2$ y $m\angle1=m\angle2 + 39^{\circ}$, también $m\angle ABD = 91^{\circ}$. Sustituyendo …
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en la siguiente figura, m∠abd = 80°, y la medida de m∠2 es cuatro veces…
$16^{\circ}$
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vera is creating a square flower garden with an area of 324 square feet…
B. 18 feet
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c. explain how you can use the triangle - sum theorem to calculate the …
For \(\triangle PMB\): Without angle - measure values, we can't give a specific order. But the method is to order sides based on opposite - angle measures. For \(\triangle PUB\): …
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siguiente figura muestra un prisma rectangular. una base del prisma est…
(a) Volumen del prisma: $9\times7\times5 = 315$ unidades cúbicas (b) Área de la base sombreada: $9\times7 = 63$ unidades cuadradas Volumen del prisma: $63\times5 = 315$ unidades c…
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c. explain how you can use the triangle sum theorem to calculate the me…
Subtract the sum of the other two interior - angles of the triangle containing ∠UPM from 180° to find the measure of ∠UPM.
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4. determine the value of x in each diagram. a. b. c. d.
a. $x = 25.5$ b. $x = 146$ c. $x = 30$ d. $x = 14$
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la siguiente figura muestra un prisma rectangular. una base del prisma …
# Explicación: ## Paso1: Fórmula de volumen de prisma rectangular El volumen $V$ de un prisma rectangular se calcula como $V = l\times w\times h$, donde $l$ es la longitud, $w$ es…
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la siguiente figura muestra un prisma rectangular. una base del prisma …
(a) Volumen del prisma: $7\times4\times8 = 224$ unidades cúbicas (b) Área de la base sombreada: $7\times4=28$ unidades cuadradas. Expresión de volumen con área de base: $28\times8…
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3. list the side lengths from shortest to longest for each diagram. a. …
a. l, k, m b. e, a, b, c, d
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elegir todas las propiedades que deben ser verdaderas sobre cada uno de…
# Explicación: ## Paso1: Propiedades de un rectángulo Un rectángulo tiene cuatro ángulos rectos y dos pares de lados paralelos. ## Paso2: Propiedades de un paralelogramo Un parale…
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2. determine the measure of the unknown angle in each triangle 3. list …
a. 101° b. 42° c. 72° d. 58°
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solve as directed. 1. if ∠b = 26°, what is the measure of ∠a? 2. if ∠c …
1. $\angle a = 64^{\circ}$ 2. $\angle d = 51^{\circ}$ 3. Two pairs of vertical angles: $\angle w$ and $\angle z$, $\angle x$ and $\angle y$ 4. $\angle w = 110^{\circ}$ 5. $\angle …
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c. explain how you can use the triangle sum theorem to calculate the me…
For part d: Without the measures of the other two angles in the triangle containing ∠UPM, we cannot calculate the measure of ∠UPM. But the formula is ∠UPM = 180°-(sum of the other…
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write write the term that best completes each sentence. 1. are pairs of…
1. Exterior - alternate angles 2. Transversal 3. Exterior - same - side angles 4. Interior - alternate angles 5. Interior - same - side angles
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kamala is buying a table. it has a diameter of 62 inches. circumference…
The circumference of the table is $62\pi$ inches (or approximately $194.68$ inches)
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solve for x. show all your work.
61
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length = 6 ft. area: 42 sq. ft. width = ? ft. area of rectangle = lw l …
7 ft.
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3. determine the measure of all the angles in each diagram. a. b. (x - …
In part a: The angles are $36^{\circ},144^{\circ},36^{\circ},144^{\circ}$. In part b: The angles are $100^{\circ},80^{\circ},100^{\circ},80^{\circ}$.
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yen is planting flowers around the outside of her garden. she needs to …
140 feet
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2 look at the intersection of w. waveland ave and n. sheffield ave. not…
a. Corresponding angles b. Alternate - interior angles c. Alternate - exterior angles d. Same - side exterior angles e. Alternate - exterior angles
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practice the figure shows part of a map of chicago illinois. 1. use the…
a. \(\angle3\) and \(\angle6\) b. \(\angle1\) and \(\angle8\) c. \(\angle1\) and \(\angle5\) d. \(\angle3\) and \(\angle5\) e. \(\angle2\) and \(\angle7\) (Note: The actual angle …
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grade 8 mathematics 3. the diagram shows three lines with some marked a…
For the left - hand intersection: The vertical angle to $70^{\circ}$ is $70^{\circ}$, and the other two angles are $110^{\circ}$ each. For the right - hand intersection: The verti…
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lao sun was breathing heavily. something had trickled down his face and…
There is no flashback in this passage.
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write the composition of transformations as one transformation. 6. $t_{…
6. $T_{(7,6)}$ 7. $T_{(1,-5)}$ 8. $T_{(-3,-4)}$
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error analysis describe and correct the error in finding the area x b(5…
The correct area is 4 square units.
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una fábrica hace velas de cera en forma de prisma rectangular. cada vel…
41
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which of the following statements must be true based on the diagram bel…
O is the midpoint of a segment in the diagram.
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una fábrica hace velas de cera en forma de prisma rectangular. cada vel…
# Explicación: ## Paso 1: Calcular el volumen de una vela El volumen $V$ de un prisma rectangular se calcula con la fórmula $V = l\times w\times h$, donde $l = 6$ pulgadas (largo)…
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a. explain why the measure of angle ecf is 19 degrees. if you get stuck…
a. Translation is a rigid - motion that preserves angle measures. So the measure of $\angle ECF$ is the same as the angle related to the translation of line $\ell$, which is $19^{…
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the following triangles are similar. which of the following proportions…
A. $\frac{VT}{CD}=\frac{TU}{DE}$
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... young friends, we young friends, are gathering today rowing the boa…
There is no flashback by Lao Sun in this passage.
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3 determine the measure of the unknown angle in each figure. show your …
$100^{\circ}$
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the following triangles are similar. which of the following proportion …
C. \(\frac{AC}{BA}=\frac{YX}{ZY}\)
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3 - 2 additional practice translations what is the rule for the transla…
1. $(x,y)\to(x + 3,y-2)$ 2. $(x,y)\to(x + 2,y - 3)$
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find the measure of the angle indicated in bold. 25) 26) 27) 28)
Problem 25: Error in initial setup. Problem 26: \(x = 4\) Problem 27: \(x=\frac{170}{11}\) Problem 28: Error in setup or problem statement.
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which sequences of transformations could map rectangle a onto rectangle…
A. A 90° clockwise rotation around the origin, followed by a translation to the left B. A dilation with a center of dilation at the origin, followed by a translation down and a tr…
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details no additional details were added for this assignment. which fig…
The isosceles trapezoid (the fourth figure in the given set)
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the following triangles are similar. match the congruent angles. angle …
$\angle TRS$ - $\angle DEF$, $\angle RST$ - $\angle EFD$, $\angle STR$ - $\angle FDE$
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notah draws figure x in the coordinate plane. then he performs a sequen…
a. A translation down and to the left. b. A rotation around a point followed by a translation.
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find the perimeter of the polygon with the given vertices l(1, 4), n(2,…
$17.83$
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1. simplify the expression using the properties of real numbers. (-7 + …
\(-27\) ### 2. Simplify \(\frac{3x}{y}-7x^{2}y^{-1}+2y^{2}x^{-1}\)
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the principle stating that corresponding sides of similar triangles are…
1. Similarity principle 2. SSS (Side - Side - Side) 3. AA (Angle - Angle)
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find the perimeter of the polygon with the given vertices l(1, 4), n(2,…
$13+\sqrt{5}$
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draw the figure and its reflection. a(3, 2), b(4, 4), c(1, 3) (a) the x…
The coordinates of the reflected image are $A'(3,-2), B'(4,-4), C'(1,-3)$
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describe a sequence of transformations that maps △pqr onto △lmn. vocabu…
Reflect $\triangle PQR$ over the x - axis, then translate it horizontally and vertically as needed, and if necessary, dilate it with an appropriate scale factor to map it onto $\t…