幾何
三角形、円、座標幾何、証明問題。
-
what type of transformation involves flipping a figure over a line of s…
1. d. Reflection 2. c. $(4,-3),(4,-7),(2,-6)$
-
what is the actual area of the trampoline? actual height = 12 ft. actua…
$60$ ft²
-
use the information in the diagram to determine the radian measure of t…
$\pi$
-
what are the actual base and height of the trampoline? actual base = ac…
Actual base = 12 ft, Actual height = 10 ft
-
ics gr 8 | lesson: creating congruent figures using sequences of tr... …
B. 4.1
-
which sequence of transformations results in a figure congruent to the …
c. Reflection and Rotation
-
find the arc - length of a circle with the given radius $r$ and central…
$73.04$ m
-
a triangle with vertices at (3, -2),(5, -4),(7, -2) is rotated 180 degr…
1. c. $(-3,2)$ 2. c. $(-y,x)$
-
what is the missing side length of the following figure? a. 3.5 b. 3.0 …
d. 2.5
-
using the distance formula find the distance between the two points. ro…
$9.90$
-
how does reflecting a figure over the x - axis affect its coordinates? …
c. The y - coordinates change sign.
-
what transformation occurs when a figure is moved without rotation or f…
d. Translation
-
answer attempt 1 out of 2 $overline{jm}$ is a segment bisector. $overli…
None of the above.
-
25. which diagram(s) show adjacent angles? 26. which diagram(s) show ve…
25. A, B, C, D, E, F 26. B 27. A 28. E 29. E
-
15) let θ be an angle in standard position. name the quadrant in which …
### 15) # Explanation: ## Paso 1: Recordar las propiedades de las funciones trigonométricas en los cuadrantes El cotangente $\cot\theta=\frac{\cos\theta}{\sin\theta}$ es positivo …
-
look at this diagram: if $overleftrightarrow{ce}$ and $overleftrightarr…
# Explicación: ## Paso 1: Identificar ángulos opuestos por el vértice Los ángulos $\angle CDG$ y $\angle EDB$ son ángulos opuestos por el vértice. ## Paso 2: Aplicar propiedad de …
-
look at this diagram: if $overleftrightarrow{bd}$ and $overleftrightarr…
# Explicación: ## Paso 1: Identificar ángulos correspondientes Los ángulos $\angle EFC$ y $\angle BCA$ son ángulos correspondientes ya que $\overleftrightarrow{BD}$ y $\overleftri…
-
look at this diagram: if (overleftrightarrow{jl}) and (overleftrightarr…
$44^{\circ}$
-
look at this diagram: if (overleftrightarrow{ln}) and (overleftrightarr…
$125^{\circ}$
-
look at this diagram: if rt and uw are parallel lines and m∠rsv = 122°,…
# Explicación: ## Paso1: Identificar ángulos adyacentes Los ángulos $\angle RSV$ y $\angle WVS$ son ángulos adyacentes y forman un par de ángulos lineales. La suma de los ángulos …
-
3. use the given information to find the measures of the indicated angl…
$x = 30$ $m\angle1 = 30$ $m\angle2 = 30$ $m\angle3 = 150$
-
which movement describes the translation below. 2 units left, 1 unit up…
2 units left, 1 unit down
-
look at this diagram: if $overleftrightarrow{qs}$ and $overleftrightarr…
# Explicación: ## Paso 1: Identificar el tipo de ángulos Los ángulos $\angle QRP$ y $\angle QRU$ son ángulos adyacentes suplementarios, es decir, la suma de sus medidas es $180^{\…
-
multiple choice 1 point which movement describes the translation below.…
1 unit left, 3 units down
-
look at this diagram: if $overleftrightarrow{gi}$ and $overleftrightarr…
# Explicación: ## Paso 1: Identificar ángulos correspondientes Los ángulos $\angle IHK$ y $\angle LKH$ son ángulos alternos internos. Cuando dos líneas son paralelas, los ángulos …
-
look at this diagram: if $overleftrightarrow{ce}$ and $overleftrightarr…
$57^{\circ}$
-
which rule represents the translations below? (x,y)→(x - 5,y - 2) (x,y)…
\((x,y)\to(x - 5,y - 2)\)
-
which rule represents the translations below? (x,y)→(x - 4,y + 4) (x,y)…
\((x,y)\to(x + 4,y + 4)\)
-
look at this diagram: if $overleftrightarrow{km}$ and $overleftrightarr…
$121$
-
look at this diagram: if $overleftrightarrow{gi}$ and $overleftrightarr…
$50^{\circ}$
-
look at this diagram: if $overleftrightarrow{eg}$ and $overleftrightarr…
# Explicación: ## Paso 1: Identificar ángulos correspondientes Los ángulos $\angle HIF$ y $\angle GFI$ son ángulos alternos internos. Cuando dos líneas paralelas ($\overleftrighta…
-
a triangle is translated 5 units right and 1 unit up. what are the new …
B' (1,3) G' (4,3) T' (4,1)
-
look at this diagram: if $overleftrightarrow{tv}$ and $overleftrightarr…
$47^{\circ}$
-
look at this diagram: if $overleftrightarrow{gi}$ and $overleftrightarr…
$112$
-
which rule represents the translation below? (x,y)→(x - 3,y + 5) (x,y)→…
\((x,y)\to(x + 5,y - 3)\)
-
look at this diagram: if $overleftrightarrow{tv}$ and $overleftrightarr…
$43$
-
which rule represents the translation below? (x,y)→(x + 5,y + 4) (x,y)→…
\((x,y)\to(x - 5,y - 4)\)
-
multiple choice 1 point which rule represents the translation below? (x…
\((x,y)\to(x - 5,y + 4)\)
-
multiple choice 1 point. which rule represents the translation below? (…
\((x,y)\to(x + 4,y)\)
-
describe the translation movement from the rule given. (x,y)→(x - 5,y +…
5 left and 6 up
-
which rule represents the translation below? multiple choice 1 point
\((x,y)\to(x + 7,y - 9)\)
-
fill in the blank 1 point. which transformation is shown on the coordin…
reflection
-
a regular decagon has 10 sides. how many reflectional symmetries does a…
10
-
fill in the blank 1 point. which transformation is shown on the coordin…
reflection
-
rections: read each question carefully and follow the instructions prov…
| Figure | Notation | | ---- | ---- | | Two - way infinite line through A and B | $\overleftrightarrow{AB}$ or $\overleftrightarrow{BA}$ | | Line segment with endpoints A and B | …
-
fill in the blank 1 point which transformation is shown on the coordina…
translation
-
directions: read each question carefully and follow the instructions pr…
$\overline{AB}$ or $\overline{BA}$ For the third row (a ray starting from A and going towards B):
-
jalen is buying pears at the grocery store. he needs to buy at least 2 …
To graph $p\geq2$, place a closed circle at 2 on the number - line and draw an arrow to the right.
-
in $\triangle def$, $mangle d = 104^{circ}$ and $mangle e = 25^{circ}$.…
EF > DE > FD
-
circle the error and then write the correct word in the space below. el…
Circle "dormen", write "duermen"
-
in △efg, fg = 11, ge = 15, and ef = 18. which list has the angles of △e…
m∠E, m∠F, m∠G
-
in △bcd, cd = 4, db = 9, and bc = 12. which list has the angles of △bcd…
$\text{m}\angle B,\text{m}\angle C,\text{m}\angle D$
-
use the information in the diagram to determine the radian measure of t…
$\pi$
-
which of the following sets of numbers could not represent the three si…
# Explicación: ## Paso 1: Recuerda la desigualdad triangular La desigualdad triangular establece que para cualquier triángulo, la suma de las longitudes de cualquier par de lados …
-
circle the error and then write the correct word in the space below. tú…
Circle 'le', write 'te'
-
circle the error and then write the correct word in the space below. yo…
me ducho
-
which of the following sets of numbers could not represent the three si…
\(\{13,27,41\}\)
-
find the radian measure of the central angle $\theta$ given the radius …
$\frac{10}{17}$ radians
-
the measures of the angles of a triangle are shown in the figure below.…
# Explicación: ## Paso 1: Usar la suma de ángulos de un triángulo La suma de los ángulos internos de un triángulo es 180°. Entonces, $(5x - 17)+49 + 68=180$. ## Paso 2: Simplifica…
-
the measures of the angles of a triangle are shown in the figure below.…
# Explicación: ## Paso 1: Usar la suma de ángulos de un triángulo La suma de los ángulos internos de un triángulo es 180°. Entonces, $(4x + 3)+90 + 63=180$. ## Paso 2: Simplificar…
-
the measures of the angles of a triangle are shown in the figure below.…
# Explicación: ## Paso 1: Aplicar la suma de ángulos de un triángulo La suma de los ángulos internos de un triángulo es 180°. Entonces, $60+(4x + 3)+(2x+9)=180$. ## Paso 2: Simpli…
-
find the arc - length of a circle with the given radius $r$ and central…
174 in
-
the measures of the angles of a triangle are shown in the figure below.…
# Explicación: ## Paso 1: Recordar la suma de ángulos de un triángulo La suma de los ángulos internos de un triángulo es siempre 180°. Entonces, 43° + 72°+x° = 180°. ## Paso 2: Si…
-
the measures of the angles of a triangle are shown in the figure below.…
# Explicación: ## Paso 1: Recordar la suma de ángulos de un triángulo La suma de los ángulos interiores de un triángulo es siempre 180°. Entonces, $x + 107+28=180$. ## Paso 2: Sim…
-
find the area of the sector of a circle of radius 5 cm with a central a…
$52.36$ $cm^{2}$
-
the minute hand of a clock extends out to the edge of the clocks face, …
$2.09$ square inches
-
the graph of a function is given below. give all x - intercepts and y -…
(a) x - intercept(s): 0,4 (b) y - intercept(s): -2
-
add or remove commas, if necessary, until the sentence has correct punc…
After scoring the winning goal, Davante Adams jumped up and down, ran around in circles, and did two backflips.
-
question graph the equation x = 3 by plotting points. provide your answ…
A vertical line passing through the point $(3,0)$ on the x - axis.
-
question graph the line y = -4 on the graph below. provide your answer …
Draw a horizontal line passing through the point where $y=-4$ on the y - axis across the entire grid of the graph.
-
write a prayer using the different forms. use at least three different …
(Here is a sample prayer. You can adjust it according to your own beliefs and feelings.) Dear God, You are the source of all light and love. **Circle** Your presence fills our liv…
-
prayers often have a combination of more than one form within them. ide…
1. Adoration 2. Thanksgiving 3. Praise
-
the sum of the angles of a triangle is 180°. if one angle of a triangle…
\((171 - 6x)\)
-
7. scenery the intersection of the two paths shown forms two similar tr…
7 yards
-
scenery the intersection of the two paths shown forms two similar trian…
7 yards
-
find the value of x. 41° (2x - 1)° x =
$21$
-
look at the diagram. which equation can be used to solve for x? 3x + 5 …
The correct equation is \(3(x + 5)=180\) and \(x = 55\)
-
7. find the value of x
\(x = 2.7\)
-
question figure s is the result of a transformation on figure r. which …
A. A rotation 90° clockwise about the origin
-
question determine a series of transformations that would map figure q …
A reflection over the y - axis followed by a translation left 2 unit(s).
-
question determine a series of transformations that would map figure q …
translation
-
question determine a series of transformations that would map figure q …
A reflection over the y - axis
-
question determine a series of transformations that would map figure q …
A. reflection followed by a translation
-
determine a series of transformations that would map figure d onto figu…
1
-
4. describe a sequence of transformations that shows that polygon a is …
First, translate Polygon A 4 units to the right. Then, rotate the translated polygon 90 - degrees clock - wise about its center.
-
determine a series of transformations that would map figure d onto figu…
A rotation of 180° clockwise about the origin followed by a translation 2 units down.
-
question figure f is the result of a transformation on figure e. which …
A translation 5 units right and 4 units up
-
figure b is the result of a transformation on figure a. which transform…
A rotation 90° clockwise about the origin
-
the ramp of a moving truck touches the ground 12 feet away from the end…
12.69 feet
-
the angle of elevation of a flying kite is 77°4610. if the other end of…
193
-
a surveyor standing some distance from a mountain, measures the angle o…
$6377$
-
1. which of the following represents a translation 2 units left and 7 u…
1. $(x,y)\to(x - 2,y+7)$ 2. $Q'(-4,-2)$ 3. The x - coordinates of all points change sign. Shape and size do not change. 4. $P'(3,-5)$
-
convert the expression from degrees, minutes, seconds (dms) notation to…
$66.2189$
-
find the value of x. 6.
12
-
a radio tower has a 99 - foot shadow cast by the sun. if the angle from…
$194.2984$
-
the builder of a parking garage wants to build a ramp at an angle of 12…
$97.1271$
-
show that the polygons are congruent by identifying all congruent corre…
For problem 12: If $AB = JK$, $BC = KL$, $AC=JL$, $\angle A=\angle J$, $\angle B=\angle K$, $\angle C=\angle L$, then $\triangle ABC\cong\triangle JKL$. For problem 13: Identify c…
-
find the midpoint, m, of $overline{ab}$. a = (11, -5) b = (1, 7) m = ( …
$(6,1)$
-
solve for m∠cdf. answer attempt 2 out of 2 m∠cdf = 76 °
\(38^{\circ}\)
-
7. given $overline{rvu}$, $overline{ru}perpoverline{sv}$, $mangle svt=(…
$61^{\circ}$