幾何
三角形、円、座標幾何、証明問題。
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8) if the parallelogram is reflected in the y - axis, what would the ne…
# Explicación: ## Paso1: Identificar la regla de reflexión La reflexión de un punto $(x,y)$ en el eje $y$ se da por el cambio de signo de la coordenada $x$, es decir, $(x,y)\to(-x…
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name the marked angle in 2 different ways.
$\angle B$, $\angle EBC$
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question name the marked angle in 2 different ways.
\(\angle D\), \(\angle FDE\)
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name the marked angle in 2 different ways.
∠D, ∠GDE
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the figure shows quadrilateral pqrs. diagonals $overline{pr}$ and $over…
A. $\triangle PQR\cong\triangle RSP$ B. $\overline{PS}\cong\overline{QR}$ and $\overline{PQ}\parallel\overline{SR}$ C. $\angle SPQ\cong\angle QRS$ and $\angle RSP\cong\angle PQR$
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name the marked angle in 2 different ways. answer attempt 1 out of 2
\(\angle V\), \(\angle WVX\)
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name the marked angle in 2 different ways. answer attempt 1 out of 2
$\angle L$, $\angle ILK$
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define and give an example of congruent figures: translation:
Congruent Figures: Figures with same shape and size. Example: Two identical squares. Translation: A transformation moving all points same distance in same direction. Example: Movi…
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example 6 if m∠7 = 38° and m∠10 = 102°, find each measure. a. m∠1 = b. …
a. \(m\angle1 = 38^{\circ}\) b. \(m\angle2 = 142^{\circ}\) c. \(m\angle3 = 38^{\circ}\) d. \(m\angle4 = 142^{\circ}\) e. \(m\angle5 = 38^{\circ}\) f. \(m\angle6 = 142^{\circ}\) g.…
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find an equation for the circle. center at (- 10,0), radius 2. a. $x^{2…
B. $(x + 10)^2+y^2=4$
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in the figure, line l divides the side lengths of △abc proportionally s…
1. $+$, $+$; Addition Property of Equality 2. $\sim$; Similarity Criterion 3. $\cong$; similar; congruent
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name the marked angle in 2 different ways.
$\angle N$, $\angle QNO$
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find the center and radius of the circle: (x + 9)^2+(y + 5)^2 = 100 a. …
B. (-9,-5); 10
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find the slope of the line graphed below.
$\frac{3}{2}$
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plot the two points given by the ordered - pairs a(-3, - 2), b(-4,1).
A.
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6)find the sequence of transformation that will map △abc to △a\b\c\ a) …
# Explicación paso a paso: ## Paso 1: Analizar la reflexión Observando la ubicación de los triángulos, vemos que $\triangle ABC$ se refleja sobre el eje - y para obtener un triáng…
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sketch θ = - 5π/6 radians in standard position on the unit - circle. fi…
$a =-\frac{\sqrt{3}}{2}$, $b =-\frac{1}{2}$, $P=(-\frac{\sqrt{3}}{2},-\frac{1}{2})$
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solve for x and graph the solution on the number line below. -2 ≤ 2x an…
Inequality Notation: $x\geq - 1$ Number Line: Mark a closed - circle at - 1 (because the inequality is $\geq$) and shade to the right.
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example 7 if m∠2 = 41°, m∠5 = 94°, and m∠10 = 109°. find each measure. …
a. \(m\angle1 = 86^{\circ}\) b. \(m\angle3 = 53^{\circ}\) c. \(m\angle4 = 71^{\circ}\) d. \(m\angle6 = 15^{\circ}\) e. \(m\angle7 = 41^{\circ}\) f. \(m\angle8 = 30^{\circ}\) g. \(…
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name the marked angle in 2 different ways.
1. ∠Z 2. ∠XZY
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5) find the sequence of transformation that will map △abc to △a\b\c\ a)…
# Explicación: ## Paso 1: Analizar la reflexión Observando el triángulo original $\triangle ABC$ y el triángulo intermedio $\triangle A'B'C'$, vemos que $\triangle A'B'C'$ es una …
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find the slope of the line.
B. $\frac{4}{3}$
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which diagram is described by the symbols? \\overrightarrow{mn}
None of the options shown are correct based on the description of $\overrightarrow{MN}$. A correct diagram would have a point $M$, a point $N$, and a ray starting at $M$ and going…
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4) segment line sk has coordinates s(-1, -8) and k(1,2). the segment is…
Las coordenadas de $S'$ son $(2,-5)$, las de $K'$ son $(4,5)$, las de $S''$ son $(5,2)$ y las de $K''$ son $(-5,4)$
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the area of a square garden is 36 ft². how long is each side of the gar…
6
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3) thomas describes a rotation as point j moving from j(-2,6) to j(6,2)…
# Explicación: ## Paso 1: Identificar el centro de rotación Asumiremos que el centro de rotación es el origen $(0,0)$ (por defecto si no se especifica). ## Paso 2: Usar la matriz …
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find the measure of ∠x in the triangle. (simplify your answer. type an …
61
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the shapes shown are different cross - sections of the same three - dim…
B. Cube
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what is the perimeter? if necessary, round to the nearest tenth. feet
48
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lakewood street and fairview avenue intersect. if the diagonal distance…
30
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wesley takes a piece of plywood that is 12 inches long and uses a table…
16
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partially correct (b) your answer is incorrect. for the right triangles…
(a) $a=\frac{\sqrt{2}}{2}$ (b) $d = \frac{1}{2}$
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find the measure of ∠x in the triangle. the measure of ∠x is . (simplif…
71
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a company is making building blocks. what is the length of each side of…
$1\ ft$
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to repair a roof that is 4 meters high, mr. leonard leans a 5 - meter l…
3
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2) karen was playing around with a drawing program on her computer. she…
# Explicación: ## Paso 1: Observar el movimiento horizontal Vemos que la figura se mueve 5 unidades hacia la derecha. En notación, si un punto tiene coordenadas $(x,y)$ en la figu…
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practice ①
\(x = 6\), \(y = 3\sqrt{13}\), \(z = 2\sqrt{13}\)
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destiny is about to ride a straight water slide. the length of the wate…
12
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the volume of cube a is 8 cubic inches. the face of cube b has an area …
The side length of Cube A is 2 inches. The side length of Cube B is 11 inches. Cube B has a greater side length.
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5 multiple choice 1 point what do the following statements made by mr. …
5. He knows the monkey's paw is dangerous. 6. Ignoring the wisdom and experience of others can lead to terrible consequences. 7. Likely, said Herbert, with pretend horror. "Why, w…
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point b is the midpoint of $overline{ac}$. which statements about the f…
$\angle ABC$ is bisected by ray $BD$, $BC=\frac{1}{2}AC$
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question 10 of 11, step 1 of 1 9/11 correct let u consist of all dolls.…
The Venn diagram with two non - overlapping circles labeled "porcelain dolls" and "rag dolls" within the universal set $U$ (the set of all dolls).
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what is the perimeter? if necessary, round to the nearest tenth. miles
24
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find the measure of ∠x in the triangle. the measure of ∠x is (square^{c…
73
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let m be a line in the plane. choose all the statements that should be …
A. For any point \(P\) on line \(m\), \(T(P)=P\) D. For any point \(P\) not on line \(m\), \(T(P)\) is a point \(P'\) such that line \(m\) is the perpendicular bisector of \(\over…
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2025 geometry fall measuring length and angles raj correctly determined…
$m\angle GLI = 2m\angle GLH$
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close reading consider the title and the words the author uses in the e…
C. He questions the wisdom of people who think the thrill of ice climbing is worth the dangers.
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1) write the notation that represents the rotation of the pre - image t…
# Explicación: ## Paso 1: Identificar el tipo de rotación Observamos los puntos $E(-1,3)$ y $E'(-3, - 1)$. Una rotación de $270^{\circ}$ en el sentido de las agujas del reloj (o $…
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2025 geometry fall measuring length and angles given that m∠klh = 120° …
\(m\angle KLG = m\angle HLJ\)
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question 10 of 11, step 1 of 1 9/11 correct let u consist of all fruits…
The Venn diagram with two non - overlapping circles labeled "Citrus fruits" and "Berries" inside the rectangle labeled "U".
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55/55 the diagonals of a parallelogram are always congruent bisect each…
bisect each other
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what is the measurement of this angle?
150°
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determining meanings circle the letter next to each answer choice that …
1. B. the necklaces from our grandmother. 2. A. that her favorite drink is lemonade., D. that you can always beat your fears. 3. B. of the houses made them seem almost new., D. of…
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what is the measure of ∠dcf? the measure of ∠dcf is degrees.
$139$
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what is the measurement of this angle?
$80^{\circ}$
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54/55 solve for angle 1 and angle 2. 1 = 92, 2 = 92 1 = 136, 2 = 100 1 …
$1 = 92, 2 = 92$
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close reading consider the title and the words the author uses in the e…
C. He questions the wisdom of people who think the thrill of ice climbing is worth the dangers.
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what is the measurement of this angle?
$150^{\circ}$
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mnkl is a square. find the measure of angle mkn. 45 degrees 60 degrees …
45 degrees
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use the figure to answer each part. progress: 0/2 part 1 of 2 (a) name …
$P$
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what is the measurement of this angle?
20°
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what does it mean if diagonals are perpendicular (⊥)? they bisect the v…
Where they intersect is a 90° angle
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read the editorial about ice climbing. use the close reading and the hi…
C. He questions the wisdom of people who think the thrill of ice climbing is worth the dangers.
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making connections circle the letter next to each correct answer. there…
1. B. acquire, C. attain, D. purchase 2. A. loath, D. reluctant 3. A. competent, C. capable 4. A. occasion, B. incident 5. B. correspond 6. B. reprimand, D. admonish 7. A. aggrava…
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a rhombus is a parallelogram with four acute angles four congruent side…
B. four congruent sides
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48/55 find the value of x.
3
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find the terminal point on the unit circle determined by $\frac{7pi}{4}…
$(\frac{\sqrt{2}}{2},-\frac{\sqrt{2}}{2})$
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(c) write two other names for ∠qmp. need help with this question? show …
∠PMQ, ∠M (assuming M is the only angle at that vertex in the context)
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47/55 the legs of an isosceles trapezoid are _______. congruent paralle…
A. congruent
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drag words into blanks to complete the definition of a circle. circle: …
plane, points, distance, center
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figure p figure q a rotation 90° clockwise about the origin a reflectio…
A reflection over the y - axis
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given that abcd is a parallelogram. prove ∠b≅∠d move the options to the…
| Statements | Reasons | |--|--| | $ABCD$ is a parallelogram | Given | | $\overline{AB}\parallel\overline{DC}$ and $\overline{BC}\parallel\overline{AD}$ | Definition of a parallel…
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4c determining meanings circle the letter next to each answer choice th…
1. B. the necklaces from our grandmother, C. our blue eyes from our father 2. A. that her favorite drink is lemonade, B. a certain distance between herself and the dog, D. that yo…
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3. two trees in a park are 14.80 metres apart. an observer, whose eyeli…
The height of the first tree is approximately 4.06 metres and the height of the second tree is approximately 4.94 metres.
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show that each conjecture is false by providing a counterexample. part …
(a) length = 8, width = 2 (b) length = 20, width = 4
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4b making connections circle the letter next to each correct answer. th…
1. B. acquire, C. attain, D. purchase 2. A. loath, D. reluctant 3. A. competent, C. capable 4. A. occasion, B. incident 5. B. correspond 6. B. reprimand, D. admonish 7. A. aggrava…
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for each line, determine whether the slope is positive, negative, zero,…
Line 1: Positive Line 2: Undefined Line 3: Negative Line 4: Zero
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let u consist of all calendar days. select the venn diagram that repres…
The Venn - diagram where the circle labeled "Saturdays" is completely inside the circle labeled "Weekend days" within the universal set \(U\).
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show that the conjecture is false by providing a counterexample. if the…
$XY = 5$, $YZ = 15$
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find the slope of the line graphed below.
$-\frac{2}{3}$
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find the slope of the line graphed below.
$1$
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show that the conjecture is false by providing a counterexample: if the…
\(m\angle P = 30\), \(m\angle Q = 60\), \(m\angle R = 90\)
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8. a standard coke can has a diameter of 6.25 centimeters and a height …
The height of the new can is 7.84 cm.
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show that each conjecture is false by providing a counterexample. (a) i…
(a) Counterexample: \(m\angle1 = 90^{\circ}\), \(m\angle2 = 90^{\circ}\) (b) Counterexample: \(m\angle1 = 45^{\circ}\), \(m\angle2 = 45^{\circ}\)
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show that each conjecture is false by providing a counterexample. (a) i…
(a) \(m\angle1 = 90\), \(m\angle2 = 90\) (b) \(m\angle1 = 45\), \(m\angle2 = 45\)
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m∠cod = 9x + 4, m∠boc = 4x - 1, m∠bod = 14x - 6
$x = 9$ $m\angle BOD=120$ $m\angle COD=85$ $m\angle BOC=35$
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find the volume of these rectangular prisms. they are not to scale! vol…
8 in³ 24 in³ 16 in³ 28 in³ 27 in³ 45 in³ 60 in³ 40 in³ 64 in³
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lesson 1 practice problems 1. which one of these shapes is not like the…
Ellipse C is not like the others. Its width - height ratio is 2, while the ratios of A and B are closer to 1. ### 2.
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question 19 angles and congruence - extra practice part 2 of 3 part 3 o…
Part 1: line segment, \(\overline{SR}\) Part 2: line, \(\overleftrightarrow{PQ}\) Part 3: line segment, \(\overline{UT}\)
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part 2 of 3 figure type how to write it line ray line segment part 3 of…
Part 2: Type - line, How to write it - $\overleftrightarrow{PQ}$ Part 3: Type - line segment, How to write it - $\overline{UT}$
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show that each statement is false by providing a counterexample. (a) if…
(a) \(m\angle1 = 46^{\circ}\), \(m\angle2 = 44^{\circ}\) (b) length \(= 10\), width \(= 4\) (c) \(m\angle ABC = 40^{\circ}\), \(m\angle CBD = 20^{\circ}\) (a) (angles summing to 1…
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7. △lmn~△pqr (find qr and pr) qr = ______________ pr = ______________
$QR = 20$, $PR = 28$
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find the value of x. 2 30° 5 5 30° x x = ?
2
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find the measure of cd. 101° 13.2 cm 13.2 cm mcd = ?°
$101$
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(a) if the measures of ∠p, ∠q, and ∠r sum to 180°, then all of the angl…
(a) $m\angle P = 90^{\circ},m\angle Q = 45^{\circ},m\angle R = 45^{\circ}$ (b) length = 8, width = 6 (c) $m\angle ABC = 20^{\circ},m\angle CBD = 40^{\circ}$ (d) $m\angle1 = 50^{\c…
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find the length of eb. eb = ?
$\frac{25}{18}$
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find the values of x and y. (3x - 16)° y° (5x - 110)° x = y = need help…
$x = 47$ $y = 55$
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find the value of x.
\(22\)
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equations with variables on both sides the work below shows student’s s…
For the first equation: - Error line: $-5x - 16 = 8x - 1$ - Correct solution: $x=-1$ For the second equation: - Error line: $2 = 6x$ - Correct solution: $x = 7$
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6. △stu~△pqr (find x) x = __________
$8$