幾何
三角形、圓、解析幾何與證明題。
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here are 3 congruent l shapes on a grid. 9. if you reverse the order of…
Yes
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3. a. use the point - slope formula to write an equation of the line th…
3a. $y=-3x - 3$ 3b. Graph with $y$-intercept at $(0,-3)$ and slope of $-3$, verified to pass through $(-1,0)$ 4a. Sketch a horizontal line through $(-3,4)$ 4b. $y = 4$
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what is the rectangular coordinate system? the rectangular coordinate s…
The first blank: at right; The second blank: horizontal; The third blank: vertical; The fourth blank: (0,0)
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here are 3 congruent l shapes on a grid. 6. describe a sequence of tran…
First, move Figure A 4 units down. Then, move the resulting figure 3 units to the left.
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a building casts a shadow of 20 meters, while a 5 - meter pole casts a …
1. c. 50 meters 2. a. No, the sides are not proportional
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question solve for x to the nearest tenth.
$11.5$
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read the passage describing a bildungsroman and answer the question tha…
The snake in Zoe's dream
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a surveyor measures a triangle on a map where two sides are 50 m and 75…
1. b. Yes, by the SAS Criterion 2. a. No, the sides are not proportional
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geometry test a (unit 1.4 - 1.5) 1) (mangle gqr = 17x + 4), (mangle pqg…
1. \(x = 8\) 2. \(x=-6\) 3. \(m\angle JMN = 120^{\circ}\) 4. \(x = 9\)
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a triangular flower bed has two angles measuring 50° and 60°. another t…
d. Yes, by the AA Criterion d. Triangles ABC and DEF are similar
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a square board has side 1.407m long. using mathematical tables, find th…
$1.979649$ $m^{2}$
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a flagpole casts a shadow 24 meters long, and a nearby pole 3 meters ta…
1. b. AA Criterion 2. c. Yes, by the SSS Criterion
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if two triangles are similar, their corresponding angles are: a. equal …
1. a. Equal 2. d. 7.5
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complete the proof below by filling in the blanks. 23. given: $overline…
1. $\overline{DE}\perp\overline{EF}$ 2. $\angle DFE$ is complementary to $\angle DEG$ 3. $\angle DEF = 90^{\circ}$ 4. $\angle DEG+\angle DEF+\angle FEH = 180^{\circ}$ 5. Substitut…
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select the answer to each question below. 21. the supplement of an angl…
21. 36 22. 42
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directions: graph and label each figure and its image under a reflectio…
1. $B'(6,7), C'(2,6), D'(3,2), E'(7,3)$ 2. $F'(8,1), G'(7,5), H'(3,2)$ 3. $J'(-4,-1), K'(-2,-5), L'(2,-5), M'(3,-1)$ 4. $W'(1,-5), X'(6,-3), Y'(1,-1), Z'(-4,-3)$ 5. $P'(-4,3), Q'(…
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practice! property of congruence, definition, or postulate. 1. if (pq =…
1. Reflexive property of congruence 2. Segment - addition postulate 3. Reflexive property of congruence 4. Addition property of equality 5. Symmetric property of equality 6. Defin…
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if m∠abm = 92° and m∠mbc = 41°, what is the m∠abc?
$133^{\circ}$
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fix any punctuation or capitalization errors below. click submit answer…
The way to do Jacob Black's secret handshake is as follows: clasp thumbs, bump elbows, and turn around in a circle.
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directions: determine whether the quadrilateral is a parallelogram usin…
# Explicación: ## Paso 1: Recordar la fórmula de la distancia entre dos puntos La fórmula de la distancia entre dos puntos $(x_1,y_1)$ y $(x_2,y_2)$ es $d = \sqrt{(x_2 - x_1)^2+(y…
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4. how are the images the same? type a response
They have the same shape and size (assuming the other image is a rigid transformation of the given shape).
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wy bisects ∠vwx. if m∠vwy = 78°, what is the m∠vwx?
$156^{\circ}$
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h is in the interior of ∠efg. if m∠efh=(1 - 3x)°, m∠hfg=(4x + 45)°, and…
$19^{\circ}$
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h is in the interior of ∠efg. if m∠efh = (-55 + 5x)°, m∠hfg = (8x - 103…
$20^{\circ}$
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15. b(-2, -9), c(0, -5), d(6, -3), t(4, -7) (distance and slope formula…
YES
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r is in the interior of ∠jkm. if m∠jkr = 150° and m∠jkm = 165°, what is…
$15^{\circ}$
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if m∠jkr = 24° and m∠jkm = 159°, what is the m∠rkm?
$135^{\circ}$
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quadrilateral abcd is the image of quadrilateral abcd under a translati…
A translation by 3 units to the right and 4 units down.
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rt bisects ∠qrs. if m∠trs = (-5x + 127)° and m∠qrt = (-x + 87)°, find t…
$x = 10$
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do the proof below. (e) 22. given: ∠e≅∠g, (overline{de}paralleloverline…
The proof is completed as above to show that $\overline{EF}\parallel\overline{GH}$.
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story 1 story: trinidad earns $12 per hour. equation: y = 12x is the re…
Story 1: Yes
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question 5 how would you find the volume of the shape above? add length…
multiplicar length x width x height
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if m∠jkr = 100° and m∠rkm = 75°, what is the m∠jkm?
$175^{\circ}$
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directions: determine whether the quadrilateral is a parallelogram usin…
YES
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draw the image of quadrilateral abcd under a translation by 1 unit to t…
Plot points $(2,2),(-5,4),(-4,7),(1,4)$ and connect them to get the translated quadrilateral.
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story 2 story: a recipe recommends 1 banana for every 2 smoothies. equa…
Yes
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if m∠ijk=(97 + 6x)°, find the requested values.
Assuming the three - angle measures around point J sum to 360° (since they form a full - turn), we first set up the equation: \[ \begin{align*} (97 + 6x)+(-x + 73)+(156-5x)&=360\\…
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m is in the interior of ∠abc. if m∠abc = 125° and m∠abm = 30°, what is …
$95^{\circ}$
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1-111. examine each diagram below. which diagrams are possible? which a…
Possible: c, e; Impossible: a, b, d
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directions: determine whether the quadrilateral is a parallelogram usin…
# Explicación: ## Paso 1: Definir la fórmula de la pendiente La fórmula de la pendiente entre dos puntos $(x_1,y_1)$ y $(x_2,y_2)$ es $m = \frac{y_2 - y_1}{x_2 - x_1}$. ## Paso 2:…
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given the figure below, find the values of x and z. 68° (15x - 38)° x =…
$x=\frac{106}{15}$, $z = 112$
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each parking - space in the figure can be the image of another parking …
$(T_{(8,4)}\circ r_{y = 7})(A)=B$
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which angles are congruent to each other? ∠9 and ∠12 ∠6 and ∠2 ∠2 and ∠…
$\angle9$ and $\angle12$
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if m∠wxz = 93° and m∠zxy = 28°, what is the m∠wxy?
$121^{\circ}$
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if m∠vwy = 24° and m∠ywx = 41°, what is the m∠vwx?
$65^{\circ}$
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11. if pqrs is a parallelogram, find the values of x and y. 12. if abcd…
# Explanation: ## Paso 1: Aplicar la propiedad de ángulos opuestos en un paralelogramo En un paralelogramo, los ángulos opuestos son iguales. Entonces, en el paralelogramo \(ABCD\…
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12. which trig ratio is represented for angle a? 13. which trig ratio i…
$\sin B=\frac{15}{17}$, $\sin A=\frac{8}{17}$, $\cot B=\frac{8}{15}$, $\cos A=\frac{15}{17}$, $\tan B=\frac{15}{8}$, $\tan A=\frac{8}{15}$
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when rotated 90°, the points are (0,6),(-2.3,5.5),(-4.2,4.2),(-5.5,2.3)…
$(0,-6),(2.3,-5.5),(4.2,-4.2),(5.5,-2.3)$
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l is in the interior of ∠ijk. if m∠ijl = (76 - 6x)°, m∠ljk = (90 - 8x)°…
$x = 6$
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solve the inequality, write the solution in interval notation, then gra…
The solution in interval notation is $(-\infty,0)$. To graph, draw an open circle at $0$ on the number line and shade to the left.
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for each triangle, check all that apply. triangle a 60° 60° 60° scalene…
Triangle A: Isosceles, Equilateral Triangle B: Isosceles Triangle C: Isosceles Triangle D: Scalene
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luis is programming an animation for a countdown timer where points fla…
$(0,6),(-2.3,5.5),(-4.2,4.2),(-5.5,2.3),(-6,0),(-5.5,-2.3),(-4.2,-4.2),(-2.3,-5.5),(0,-6),(2.3,-5.5),(4.2,-4.2),(5.5,-2.3)$
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give one pair of supplementary angles and one pair of vertical angles s…
(a) Supplementary angles: ∠1 and ∠2 (b) Vertical angles: ∠1 and ∠3
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find the distance between the points (-4, 5) and (6, 5). distance:
10
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suppose line k has the equation x = 3. compare the areas of abcd and ab…
1. The area of rectangle \(ABCD\) is given by the expression \(lw\). 2. Rigid motions always preserve lengths and widths, so they never change the value of the area. 3. Therefore,…
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if m∠efg = (7x + 101)°, find the requested values.
$x = 4$
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3) solve and graph the inequality x² + 9x - 90 < 0. change inequality t…
The solution of the inequality $x^{2}+9x - 90<0$ is $-15<x<6$. On a number - line, we use open circles at $x=-15$ and $x = 6$ and shade the region between them.
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if m∠wxy = 110° and m∠zxy = 81°, what is the m∠wxz?
$29^{\circ}$
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(a) an angle measures 142°. what is the measure of its supplement? (b) …
measure of the supplement: $38^{\circ}$ measure of the complement: $25^{\circ}$
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(a) an angle measures 109°. what is the measure of its supplement? (b) …
measure of the supplement: $71^{\circ}$ measure of the complement: $48^{\circ}$
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part ii: parallelograms 10. given jm = 27, ml = 16, jl = 46, nk = 15, m…
# Explicación: ## Paso 1: Propiedades de los paralelogramos - Diagonales En un paralelogramo, las diagonales se bisecan entre sí. Entonces, si $JL = 46$, entonces $NL=\frac{JL}{2}…
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draw a reflecting line to show that the name aviva can be its own image…
(No options with reflecting lines are provided to choose from, so the answer cannot be determined from the given information. If there was an option with a vertical line through t…
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if (mangle cbd = 80) and (mangle abd = 121), find (mangle abc).
\(41\)
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read the excerpt from grendel. then they would fight. spears flying, sw…
He feels disgusted by the wasteful nature of war.
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lesson 10: rigid transformations 2. what is at least one thing you wond…
I wonder what specific sequence of translation, rotation, or reflection was used to transform the blue shape to the green shape.
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if (mangle abc = 22) and (mangle cbd = 55), find (mangle abd).
$77$
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lesson 10: rigid transformations 1. what is at least one thing you noti…
The shapes maintain their size and shape after transformation.
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6. x = 7. x = 8. x = 9. x =
6. \(x = 121\) 7. \(x=\frac{337}{19}\approx17.74\) 8. \(x = 7\) 9. \(x = 31\)
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7. 9x - 73 74° 74° 3x + 23
$x = 13$
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if possible, use the law of syllogism to make a conclusion. if it is no…
It is not possible to make a conclusion using the Law of Syllogism because there is no common part between the two conditional statements. ### 11.
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6. 23x - 17 15x + 7 7. 9x - 7 74°
$x = 3$
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name: alex alocs date: sep 30 per: bla geometry unit 7: polygons & quad…
$3060^{\circ}$ 2.
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5. (4x + 7)° (9x - 33)°
$x = 8$
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use the figure below to list the slopes m1, m2, m3, and m4 in order of …
$m_1, m_3, m_2, m_4$
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graph the horizontal or vertical line. y = - 10 use the graphing tool t…
Draw a horizontal line passing through the point $(0,-10)$ on the $y$ - axis. All points on this line have a $y$ - coordinate of - 10 regardless of the $x$ - coordinate.
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m1: discussion board (8ga) prompt: in this module, you have used the co…
1. **Using tracing paper or transparency for rigid - motion identification**: - First, place the tracing paper over one of the congruent figures. Trace the figure precisely. Then,…
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3 why do you think washington was so concerned about these two issues? …
3. Washington was concerned about issues like partisanship and foreign entanglements as they could undermine national stability and unity. 4. Political parties organize political …
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9 figures t and t are congruent. what sequence of transformations maps …
A reflection across the y - axis.
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x = (5x + 9)° (8x - 30)°
$x = 13$
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hume distinguishes between relations of ideas and matters of fact. he h…
C. All triangles have three and only three sides, and have three interior angles.
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in exercises 11-14, use the translation. (x,y)→(x - 8,y + 4) 11. what i…
11. $A'(-6,10)$ 12. $B'(-9,9)$ 13. $C(5,-14)$ 14. $D(12,-7)$
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(c) choose the correct statement. for any angle θ, we have cos(−θ)=−cos…
For any angle $\theta$, we have $\cos(-\theta)=\cos\theta$. (So cosine is an even function.)
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2. what is the distance between points a(-1,4) and b(2,0) a. $sqrt{32}$…
None of the options A. $\sqrt{32}$, B. $\sqrt{64}$, C. $0$, D. $\sqrt{32}$ are correct. The correct distance is $5$.
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translate △def to the right 5 units and up 7 units. what are the coordi…
Reflect figure \(A\) across the \(y\) - axis.
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1. graph the right triangle with the point (-5,5) and (3,2) forming the…
$\sqrt{73}$
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wordy wednesday #2 name:______ the great artist michelangelo once said,…
1. Many of us face a greater risk in aiming too low and reaching that mark rather than aiming high and falling short. 2. "Do you agree or disagree with Michelangelo's statement? T…
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the area of a square frame is 55 square inches. find the length of one …
# Explicación: ## Paso1: Recordar la fórmula del área de un cuadrado El área $A$ de un cuadrado se calcula como $A = s^2$, donde $s$ es la longitud del lado. Entonces, $s=\sqrt{A}…
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draw the image of △abc under the translation (x,y)→(x - 6,y - 7).
Plot points \(A'(-2,-3)\), \(B'(1,-7)\), \(C'(-4,-5)\) and connect them to get the image of \(\triangle ABC\) under the given translation.
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the area of a square frame is 55 square inches. find the length of one …
a. 7 in b. 7.4 in
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(c) choose the correct statement. for any angle θ, we have sin(-θ)= - s…
For any angle \(\theta\), we have \(\sin(-\theta)=-\sin\theta\). (So sine is an odd function.)
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shapes and distance examples 1. graph the right triangle with the point…
$8\sqrt{2}$
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what is the area of triangle def? herons formula: area = \\sqrt{s(s - a…
2√14 square units
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c choose the correct statement. for any angle θ, we have cos( - θ)=cosθ…
For any angle $\theta$, we have $\cos(-\theta)=\cos\theta$. (So cosine is an even function.)
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triangle pqr has sides measuring 9 feet and 10 feet and a perimeter of …
First, find the third - side length. Let the sides be \(a = 9\), \(b = 10\), and the perimeter \(P=a + b + c=24\). Then \(c=24-(9 + 10)=5\). The semi - perimeter \(s=\frac{a + b +…
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the equation cos(35°) = \\frac{a}{25} can be used to find the length of…
Geometry 20.5 in.
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an art class is painting a rectangular mural for a community festival. …
240 in.
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9. abcde - ghjdf. complete the statement: ∠h ≅ ____
$\angle B$
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(c) choose the correct statement. for any angle θ, we have sin(−θ)=sinθ…
For any angle $\theta$, we have $\sin(-\theta)=-\sin\theta$. (So sine is an odd function.)
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you might need: calculator what is the slope of the line?
$-\frac{2}{3}$
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8. these polygons are similar. find the value of x. 20 17.5 7.5 9
20