几何
三角形、圆、解析几何与证明题。
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∠1 and ∠2 are complementary angles. given the measure of ∠1, find m∠2. …
15. \(m\angle2 = 54^{\circ}\) 16. \(m\angle2 = 88^{\circ}\)
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right trapezoid wxyz is shown. what is the measure of angle wxy? 73° 90…
$107^{\circ}$
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what is the measure of ∠adc in quadrilateral abcd? 45° 65° 115° 135°
$65^{\circ}$
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x = ____ y = ____
# Explicación: ## Paso1: Identificar triángulo isósceles El triángulo tiene dos lados iguales (señalados con barras rojas), entonces es isósceles y los ángulos opuestos a esos lad…
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which quadrilateral is a kite?
The first quadrilateral (the one with vertices \(A\), \(B\), \(C\), and \(D\)) is a kite.
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given: jklm is an isosceles trapezoid, kl || jm. prove: km = jl. what i…
base angles theorem
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if km is drawn on this quadrilateral, what will be its length? 16 units…
40 units
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it is given that quadrilateral abcd is a kite. we know that $overline{a…
perpendicular
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it is given that quadrilateral abcd is a kite. we know that $overline{a…
HL
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it is given that quadrilateral abcd is a kite. we know that $overline{a…
reflexive
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6. v all work for full credit. x = ________ y = ________
# Explicación: ## Paso1: Identificar triángulo isósceles El triángulo tiene dos lados iguales, entonces los ángulos opuestos a esos lados son iguales. Entonces $x = 54^{\circ}$. #…
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given: quadrilateral abcd is a kite. prove: △aed≅△ced it is given that …
$\triangle AED\cong\triangle CED$ by the Hypotenuse - Leg (HL) congruence criterion.
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6. if z is the centroid of δwxy, wr = 87, sy = 39, and yt = 48, find ea…
a) \(WS = 39\) b) \(WY = 78\) c) \(WZ = 58\) d) \(ZR = 29\) e) \(ZT = 16\) f) \(YZ = 32\)
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5. if m is the centroid of △abc, am = 44, ce = 54, and dm = 23, find ea…
a) FM = 22 b) AF = 66 c) CM = 36 d) ME = 18 e) MB = 46 f) DB = 69
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use the example below to help you find the slope of the images below. *…
1. $\frac{1}{12}$ 2. $\frac{1}{4}$ 3. $\frac{1}{20}$
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charlene puts together two isosceles triangles so that they share a bas…
D. 21 inches
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calculating measures of isosceles trapezoids. use the diagram to find t…
The measure of angle $GHE$ is $62^{\circ}$. The length of $\overline{GE}$ is $15$.
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practice 45,45,90 regular find the missing side lengths. leave your ans…
# Explanation: ## Step1: Recall 45 - 45-90 triangle ratio In a 45 - 45 - 90 triangle, the ratio of the side lengths is $a:b:c = 1:1:\sqrt{2}$, where $a$ and $b$ are the legs and $…
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consider kite wxyz. what are the values of a and b? o a = 4; b = 10 o a…
\(a = 8;b = 40\)
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consider trapezoid lmno. what information would verify that lmno is an …
C. $\overline{LO}=\overline{MN}$ F. $\angle L=\angle M$
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10. in the diagram below, $overrightarrow{bd}$ bisects $angle abc$. fin…
$x = 12$, $m\angle ABC=98^{\circ}$
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7. derek is proving that any point on the perpendicular bisector of a l…
The triangles are congruent because $\triangle ABC$ can be translated to $\triangle DEF$ using the rule $(x,y)\to(x + 1,y + 1)$. ### 8. B.
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what is the length of the sides of kite abcd? ab = 20; cd = 15 ab = 15;…
AB = 15; CD = 20
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7. derek is proving that any point on the perpendicular bisector of a l…
$\triangle ABC$ can be translated one unit to the right and one unit up to coincide with $\triangle DEF$. So, $\triangle ABC\cong\triangle DEF$. #### B.
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practice solving problems involving trapezoids and kites. which stateme…
The diagonals of an isosceles trapezoid are congruent; The bases of a trapezoid are parallel.
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find the slope of the line given. slope =
$1$
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answer attempt 1 out of 2 area = units² submit answer
72
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10 complétez chaque énoncé relatif aux églises protestantes. a) léglise…
a) L'Église a été fondée par un moine allemand. b) L'Église a été fondée à Genève, en Suisse. c) L'Église a été fondée par un roi d'Angleterre.
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sorting properties of trapezoids and kites sort the property that chara…
Trapezoid: can have congruent diagonals, has one pair of opposite, parallel sides Kite: has congruent adjacent sides, has perpendicular diagonals
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lab geometry congruence practice questions 1. describe the transformati…
1. Rotation of $180^{\circ}$ about the origin 2. Horizontal stretch by a factor of 3 and vertical translation 4 units down 3. Dilation with scale factor 2 and rotation of $180^{\c…
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kara is building a sandbox shaped like a kite for her nephew. the top t…
36
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answer attempt 1 out of 2 area = units²
48
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name: calista weekly language review - unit 2a week 3 date: sep 29 - oc…
Monday: - Conjunction: so - Reflexive pronoun: himself - Past - tense verb: gave - Compound subject: Tony and Mark - Adjective/adverb: adjective (green) - Collective noun: colony …
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in the rectangular prism shown below, which lines are parallel? select …
$\overline{JM}$ and $\overline{KO}$, $\overline{PQ}$ and $\overline{LM}$
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in the cube shown below, which lines are intersecting? eh and gh cd and…
$\overline{EH}$ and $\overline{GH}$
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in the triangular prism shown below, which lines are intersecting? sele…
$\overrightarrow{PQ}$ and $\overrightarrow{PS}$
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plot the points on the coordinate plane. x y (x, y) 0 $\frac{1}{3}$ (0,…
Points $(0,\frac{1}{3})$, $(\frac{2}{3},1)$ and $(1,1\frac{1}{3})$ are plotted on the coordinate - plane as described above.
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in the triangular prism shown below, which lines are skew? select all t…
$\overrightarrow{ST}$ and $\overrightarrow{VW}$, $\overrightarrow{SU}$ and $\overrightarrow{WX}$, $\overrightarrow{SU}$ and $\overrightarrow{VW}$
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analyze the diagram. which quadrilateral is a kite?
The quadrilateral \(ABCD\) is a kite.
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in the cube shown below, which lines are parallel? select all that appl…
$\overline{MN}$ and $\overline{GH}$, $\overline{GK}$ and $\overline{LM}$
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in the cube shown below, which lines are parallel? select all that appl…
We need to analyze each pair of lines based on the above - mentioned properties of parallel lines in a cube. Without seeing the specific labels of the cube's vertices clearly in t…
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10 complétez chaque énoncé relatif aux églises protestantes. a) léglise…
10. a) L'Église a été fondée par un moine allemand. 11. Elles croient à la prédestination., Elles contestent l'autorité du pape., Elles critiquent certaines pratiques de l'Église …
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which transformation or set of transformations will map a point (x, y) …
A. a dilation of scale factor 2 through the origin followed by a translation of right 1 unit
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in the triangular prism shown below, which lines are parallel? select a…
QR and TU, PS and QT
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finding the area of a circle continued > find the missing measurements.…
7. Area: $113.04$ mm² 8. Radius: 8 ft, Area: $200.96$ ft² 9. Area: $452.16$ cm² 10. Radius: 1 km, Area: $3.14$ km²
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7. robyn made a solid figure with unit - cubes, as shown below. she add…
D. 180
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line segment $overline{cd}$ is the perpendicular bisector of line segme…
A. $m\angle EFA = m\angle EFB = 90^{\circ}$ by definition of perpendicular so $\angle EFA\cong\angle EFB$, $\overline{AF}\cong\overline{BF}$ by the definition of mid - point, $\tr…
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radius: 6 mm diameter: 12 mm area: radius: diameter: 24 cm
Area: $113.04$ $mm^{2}$ (approx), Radius: $12$ cm
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a new sidewalk will be 5 feet wide, 140 feet long, and filled to a dept…
$6.5$
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in the rectangular prism shown below, which lines are skew? nr and op n…
$\overleftrightarrow{RS}$ and $\overleftrightarrow{NO}$
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14. \\frac{6\\sqrt{5}}{5} a 45° b
$a=\frac{3\sqrt{10}}{5}, b = \frac{3\sqrt{10}}{5}$
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10 esmeralda which description of a figure and its image match the tran…
The figure and its image are similar and the image has been stretched vertically.
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9 esmeralda which description of a figure and its image match the trans…
A. The figure and its image are similar, but not congruent, and the image has been translated 1 unit up.
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point f on the coordinate grid is reflected across a line to create poi…
\(x = 0\)
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homework 1: slopes of parallel & perpendicular lines 1. find slope for …
The slopes of the three lines are 1, - 1, and 0 respectively.
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hay un valor mínimo para x? si hay, cuál punto es? hay un valor máximo …
# Explicación: ## Paso 1: Analizar valores de x Observando la gráfica, para determinar los valores mínimo y máximo de x, buscamos los puntos más a la izquierda y más a la derecha …
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7. 6. △spm≅△sqm 6. sss congruence theorem any point on a bisector of 7.…
A. Jamie made his first mistake in Step 3. He cannot conclude that \(MP\) is congruent to \(MQ\) based on the fact that line \(MS\) is a bisector of \(PQ\).
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quadrilateral abcd is a parallelogram. de = 6.1 cm and m∠dab = 120°. wh…
BC: 10 cm \(m\angle BCD\): 120° AB: 5 cm EB: 6.1 cm
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proving trapezoid theorems given: abcd is a trapezoid. ba = cd prove: b…
1. Statements: $ABCD$ is an isosceles trapezoid; Reason: Given $\overline{BA}=\overline{CD}$ 2. Statements: $\angle BAD=\angle CDA$; Reason: Base - angles of an isosceles trapezoi…
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a new sidewalk will be 4 feet wide, 160 feet long, and filled to a dept…
$5.9$
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city planners want to design a park between parallel streets, main stre…
60
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domain: range: eeets4kids.com
Domain: $[-12,8]$ Range: $[-4,6]$
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line xz is parallel to mn and contains point y. the measure of angle b …
144
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figure abcd is a parallelogram. what are the measures of angles b and d…
In a parallelogram, opposite - angles are equal. So \(\angle B=\angle D\). Since \(\angle A\) and \(\angle D\) are adjacent angles in a parallelogram, \(\angle A+\angle D = 180^{\…
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in santa fe district v. doe, the court ruled that student - led prayer …
The games were too closely related to an official school activity, showing religious support.
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find the measures of the missing angles. m∠1 = m∠2 = m∠3 = m∠4 =
$m\angle1 = 47^{\circ}$, $m\angle2 = 43^{\circ}$, $m\angle3 = 43^{\circ}$, $m\angle4 = 43^{\circ}$
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what is the surface area of this triangular prism? 12 in. 13 in. 8.5 in…
315
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what is the surface area of the cube? 12 mm 12 mm 12 mm square millimet…
864
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what is the surface area of this triangular prism? 16 mm 20 mm 6.5 mm 1…
694
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figure lmno is a parallelogram. what is the value of x? 8 10 13 20
1. Recall the property of a parallelogram: - In a parallelogram, opposite - angles are equal. In parallelogram LMNO, if \(\angle M=(3x)^{\circ}\) and \(\angle N=(2x + 40)^{\circ}\…
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what is the surface area of this triangular prism? 20 ft. 16 ft. 20 ft.…
896
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what is the surface area of this rectangular prism? 8 ft. 8 ft. 15 ft. …
608
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figure tuvs is a parallelogram. which angles equal 91°? angles t and v …
In a parallelogram, opposite - angles are equal. First, we set up the equation based on the property that adjacent angles in a parallelogram are supplementary (\(4x + 9+6x - 29=18…
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if the image of m after a 90 counterclockwise rotation about the origin…
$(3,4)$
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analyze the diagrams. which quadrilateral is a trapezoid?
The second quadrilateral (the one labeled \(MNOP\)) is a trapezoid.
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figure abcd is a parallelogram. what is the perimeter of abcd? 14 units…
44 units
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what is the surface area of this triangular prism? 17 in. 8 in. 17 in. …
1024
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what is the surface area of this rectangular prism? 3 mm 10 mm 5 mm squ…
190
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what is the volume of this cone? round your answer to the nearest hundr…
$1805.69$
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what is the surface area of the cube? 35 in. 35 in. 35 in. square inches
7350
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ghlj and gstu are both parallelograms. why is ∠l≅∠t?
Opposite angles of a parallelogram are congruent. In parallelogram GHLJ, ∠L is opposite to an angle that is congruent to an angle in parallelogram GSTU which ∠T is opposite to. So…
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if p is at (-3,5) after a 270 counterclockwise rotation about the origi…
$(-5,-3)$
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look at this diagram? if (overline{tv}) and (overline{wy}) are parallel…
$70^{\circ}$
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look at this diagram: if ik and ln are parallel lines and m∠lmj = 136°,…
$44$
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section 2 making the decision to have a roommate or not think about the…
**Live on my own - Advantages**: 1. Privacy 2. Freedom to decorate 3. No need to compromise on habits 4. More personal space **Live on my own - Disadvantages**: 1. Higher costs 2.…
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what is the measure of ∠a? what is the measure of ∠d?
Measure of \(\angle A\): \(94.5\) Measure of \(\angle D\): \(85.5\)
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what is the value of r? what is the length of segment ef? units
What is the value of \(r\)? \(5\) What is the length of segment \(EF\)? \(43\) units
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what is the length of segment eb in parallelogram abcd? 30 units 34.5 u…
69 units
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rotate the point (-5,8) around the origin 270 degrees counterclockwise.…
B. $(8,5)$
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observez la carte de la diffusion de lhumanisme. situez les villes ou l…
A. Angleterre B. Anvers C. Allemagne D. Paris ; France E. République de Venise F. Saint - Empire romain G. Florence H. Espagne
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practice with parallelogram theorems. what are the remaining angle meas…
$m\angle B = 101^{\circ}$ $m\angle C = 79^{\circ}$ $m\angle D = 101^{\circ}$
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look at this diagram: if $overleftrightarrow{ln}$ and $overleftrightarr…
$47^{\circ}$
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determine whether each sequence of transformations shows that figure r …
No No No No
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look at this diagram: if $overleftrightarrow{pr}$ and $overleftrightarr…
$68^{\circ}$
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figures r and l are shown on the coordinate grid. (a) determine whether…
Yes, Yes, Yes, Yes
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look at this diagram: if $overleftrightarrow{pr}$ and $overleftrightarr…
$68^{\circ}$
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explore area and mixed numbers. use tools marisol hangs a painting on t…
$8\frac{3}{4}$
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look at this diagram: if eg and hj are parallel lines and m∠efd = 121°,…
$121^{\circ}$
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look at this diagram: if $overleftrightarrow{hj}$ and $overleftrightarr…
$63^{\circ}$
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plot the image of point a under a dilation about point p with a scale f…
Plot the new point $A'$ according to the calculated distances from $P$ on the grid. (Since no grid - based coordinates are given for $P$ and $A$, the general method of finding the…