Géométrie
Triangles, cercles, géométrie analytique et démonstrations.
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which lines in the graph have a slope greater than 1 but less than 2? l…
A. line 1, B. line 2, C. line 3
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describe a sequence of transformations translation, then rotation refle…
reflection, then translation
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translation, then rotation translation, then reflection rotation, then …
rotation, then translation
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describe a sequence of transformations. reflection, then rotation trans…
reflection, then translation
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name the plane that is highlighted in the diagram below. answer attempt…
Plane PQS
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rotation, then reflection translation, then rotation translation, then …
rotation, then translation
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rotation, then translation rotation, then reflection translation, then …
rotation, then reflection
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question name the plane that is highlighted in the diagram below.
Plane PLO (other valid names using three non - collinear points on the plane like plane PLO, plane PLOM etc. are also acceptable)
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the point q lies on the segment $overline{pr}$. find the coordinates of…
$(3,4)$
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tell whether the transformation appears to be a rigid motion. explain. …
A. No, because the angle measures and/or the distances between the vertices are not the same as the corresponding angle measures and distances of the preimage.
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question solve for the value of a. answer attempt 2 out of 2 a =
$a = 10$
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reflection, then translation rotation, then translation rotation, then …
rotation, then translation
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plot the point (3,5). click on the graph to plot a point. click a point…
The point (3,5) is plotted 3 units to the right of the origin and 5 units up from the x - axis on the given graph.
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9 v= _________ cubic feet 8 ft. 6 ft. 5 ft.
240
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describe a sequence of transformations. rotation, then reflection refle…
rotation, then translation
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the point q lies on the segment $overline{pr}$. find the coordinates of…
$(3,4)$
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reflection, then translation translation, then rotation reflection, the…
reflection, then translation
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solve for the value of a. 104° (8a - 4)° answer attempt 2 out of 2 a =
$13.5$
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reflection, then translation translation, then rotation translation, th…
reflection, then translation
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5 v= ________ cubic units
125
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translation, then reflection rotation, then translation translation, th…
rotation, then translation
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question solve for the value of a. answer attempt 1 out of 2 a =
$13.5$
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translation, then reflection reflection, then rotation translation, the…
translation, then reflection
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what combination of transformations is shown below? translation, then r…
rotation, then translation
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what combination of transformations is shown below? rotation, then refl…
rotation, then translation
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1 v= ______ cubic units
120
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4 v= ________ cubic feet 5
240
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1 v=______ cubic units 4 v=________ cubic feet
160
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example 1: write each inequality in interval notation and graph them. i…
Interval Notation: $[1,5]$ Graph: A number - line with closed circles at 1 and 5 and a line segment connecting them.
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brook states that the distance on the line is 4 units. caleb states tha…
Vivian measured 6 units. Brook measured 4 units.
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given the information in the diagram, which theorem best justifies why …
converse alternate exterior angles theorem
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which lines are parallel? justify your answer. lines a and b are parall…
Lines e and f are parallel because their same side exterior angles are supplementary.
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for each graphed system of inequalities circle the points that are solu…
1. C. (-3,0), D. (-3,3), E. (-4,-3), F. (-8,1) 2. C. (-2,1), D. (-4,3), E. (-3,5), F. (-5,10)
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watch the video and then solve the problem given below. click here to w…
$\sin\theta=\frac{4}{5}$, $\cos\theta=\frac{3}{5}$, $\tan\theta=\frac{4}{3}$
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lines a and b are parallel and lines e and f are parallel. what is the …
98
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which statements are true regarding undefined terms in geometry? check …
A point has no length or width. A point indicates a location in a coordinate plane. A plane consists of an infinite set of lines. A line consists of an infinite set of points.
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parallel lines e and f are cut by transversal b. what is the value of x…
C. 25
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with a graphing calculator, find the coordinates of the point of inters…
$60$
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letters a, b, c, and d are angle measures. which should equal 105° to p…
A. \(a\)
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in the diagram, g || h, m∠1=(4x + 30)°, and m∠2=(3x - 3)°. what is the …
$120^{\circ}$
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parallel lines e and f are cut by transversal b. what is the value of y…
130
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find a formula for the area of the figure shown to the right in terms o…
$\frac{1}{2}m^{2}$
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warm-up 1. determine if the two regular pentagons below are proportiona…
Yes ### 2. Find the scale of the map
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if ∠6 = ∠10 and ∠5 = ∠7, which describes all the lines that must be par…
Only lines t and u must be parallel.
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two parallel lines are cut by a transversal. angle 1 measures (4x + 28)…
8
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match the building block of geometry to the statement that defines it. …
theorem: a mathematical statement proven using postulates and definitions postulate: a mathematical statement taken as fact definition: a formal statement declaring the meaning of…
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graph the image of h(-9, 3) after a rotation 180° clockwise around the …
The image of $H(-9,3)$ after a 180° clock - wise rotation around the origin is $H'(9,-3)$. To graph it, locate the point $(9,-3)$ on the coordinate plane, which is 9 units to the …
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who helped the pilgrims learn how to grow crops and survive in plymouth…
C) Squanto
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graph the image of d(-6, 6) after a rotation 90° counterclockwise aroun…
The image of point $D(-6,6)$ after a 90 - degree counter - clockwise rotation around the origin is $D'(-6,-6)$.
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what was the mayflower compact? a) a peace treaty with native americans…
B. A set of rules for governing the colony
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find m∠rsq. m∠rsq = 35°+90°+m∠rsq = 180°
$54$
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why did the pilgrims leave england to settle in plymouth? a) to find go…
B. For religious freedom
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a surveyor wants to know the length of a tunnel built through a mountai…
$357.4$
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find m∠krl. m∠krl = □°
$40$
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a surveyor wants to know the length of a tunnel built through a mountai…
$357.3$
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directions: find the missing endpoint if s is the midpoint rt. 10. r(-9…
10. $T(13,-6)$ 11. $R(-1,-9)$ 12. $D(-6,5)$
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consider the words typically associated with geometry. are there any wo…
The word point is hard to precisely define. The word line is hard to precisely define. The word plane is hard to precisely define. The word distance is hard to precisely define.
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name the marked angle in 2 different ways.
\(\angle N\), \(\angle LNM\)
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consider the words typically associated with geometry. are there any wo…
Point, line
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name the marked angle in 2 different ways.
$\angle N$, $\angle MNL$
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which is enough information to prove that s||t? ∠1≅∠3 ∠2≅∠8 ∠5+∠6 = 180…
B. ∠2≅∠8
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∠2≅∠4 ∠4≅∠8 ∠6 + ∠7 = 180° ∠3 + ∠4 = 180°
A. ∠2≅∠4, D. ∠3 + ∠4 = 180°
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which lists all the lines that are parallel to line s? only line v only…
only line $t$ and line $v$
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looking up, jim sees two hot - air balloons in the sky as shown. he det…
$246.8$
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directions: find the distance between each pair of points. 1. (-4, 6) a…
1. $\sqrt{218}$ 2. $\sqrt{89}$ 3. $\sqrt{29}$ 4. $\sqrt{109}$
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find m∠bfc. m∠bfc =
$62$
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which is enough information to prove that u||v?
If $\angle1=\angle5$ or $\angle2=\angle8$ or $\angle2+\angle5 = 180^{\circ}$ etc. (any valid parallel - line condition), then $u\parallel v$.
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a surveyor wants to know the length of a tunnel built through a mountai…
$325\times\sin48^{\circ}+230\times\sin19^{\circ}\approx325\times0.7431 + 230\times0.3256\approx241.51 + 74.89\approx316.4$ meters
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a surveyor wants to know the length of a tunnel built through a mountai…
\(316.4\)
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which angle has a measure of 46°? ∠pwq ∠qwr ∠rws ∠swt
∠PWQ
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which lines are parallel? check all that apply b c d e f a 89.5° 88.5° …
b||d
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you throw a dart at the board shown. your dart is equally likely to hit…
20
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11. using the diagram to the left, if line n bisects $overline{qr}$, fi…
41
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find the exact value of each part labeled with a variable in the figure…
\(p = 45\), \(q=\frac{45\sqrt{2}}{2}\), \(r = 45\sqrt{2}\)
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name the two pairs of vertical angles in the figure. ∠1 and? ∠2 and?
- ∠1 and ∠3 - ∠2 and ∠4
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9. if p is the midpoint of $overline{xy}$, $xp = 8x - 2$, and $py = 12x…
$7$
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9. if p is the mid - point of xy, xp = 8x - 2, and py = 12x - 30, find …
\(41\)
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name the figure below in two different ways. symbol:
$\overrightarrow{TR}$, $\overrightarrow{TZ}$
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read the passage from sugar changed the world. if you walked down beekm…
A. "Simple enough; but this trade up and down the Atlantic coast was part of a much larger world system."
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line jl and line km intersect at point h. find the three unknown angle …
$m\angle KHL = 129^{\circ}$, $m\angle LHM=51^{\circ}$, $m\angle MHJ = 51^{\circ}$
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what is the measure of angle 1? 92° 86° 88° 90° 92°
92°
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line jl and line km intersect at point h. find the three unknown angle …
$129$
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first, find m∠khl. m∠khl =
[Client Connection Error]$51^{\circ}$
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8. find the coordinates of r if q(-1, 3) is the midpoint of pr and p ha…
$(-7,0)$
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7. find the coordinates of j if k(-5, 10) is the midpoint of jl and l h…
$(-2,14)$
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find m∠vyw. m∠vyw = ?
$59$
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6. find the coordinates of a if m(-1, 2) is the midpoint of ab and b ha…
$(-5,9)$
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correct the pronoun agreement error. everybody will bring their lunch o…
1. Everybody will bring his or her lunch on the field trip. 2. Underlined: through the hoop; Circled: shot 3. Together 4. They combined their efforts.
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m∠3 = 82°. find m∠4. m∠4 =
$98$
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what is the reflection rule for the triangle and image with coordinates…
\(r_{x = 0}(x,y)\to(-x,y)\)
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for each pair of angle measures, decide if the angles are complementary…
- Complementary: 12° and 78° - Supplementary: 80° and 100°, 25° and 155° - Neither: 50° and 50°
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for each pair of angle measures, decide if the angles are complementary…
1. For \(80^{\circ}\) and \(100^{\circ}\): Supplementary 2. For \(50^{\circ}\) and \(50^{\circ}\): Neither 3. For \(25^{\circ}\) and \(155^{\circ}\): Supplementary
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for each pair of angle measures, decide if the angles are complementary…
Calculate sum for $50^{\circ}$ and $50^{\circ}$ $50^{\circ}+50^{\circ}=100^{\circ}$. Since $100^{\circ} eq90^{\circ}$ and $100^{\circ} eq180^{\circ}$, they are neither. ## Step3…
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which angle number represents an angle adjacent to ∠lsp? answer attempt…
5
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parallel lines s and t are cut by a transversal r. which angles are cor…
A. ∠3 and ∠7
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for each pair of angle measures, decide if the angles are complementary…
conclusion Since $100^{\circ} eq90^{\circ}$ and $100^{\circ} eq180^{\circ}$, the angles are neither complementary nor supplementary.
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1 (3x - 1)° 1 58° (4x - 10)° 2 c d □m∠1=(4x - 10)° □m∠2 = 58° □x = 20 □…
$m\angle2 = 58^{\circ}$, $\angle1 = 58^{\circ}$
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find the exact value of each part labeled with a variable in the follow…
\(\frac{57\sqrt{3}}{2}\)
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question 1 of 4, step 1 of 1 a rectangle has a length of 15 yards less …
29 yards
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what is the reflection rule for the triangle and image with coordinates…
$r_y(A,B,C)\to(-A,-B,-C)$ where $y$ is the y - axis.