几何
三角形、圆、解析几何与证明题。
-
graph the image of lstu after a dilation with a scale factor of 2, cent…
Graph the triangle with vertices \((-10,10)\), \((12,10)\) and \((-10,2)\) on the given coordinate - grid.
-
for items 2 and 3, use the coordinate plane to answer each question. 2.…
2. Triangle B is similar to triangle A. 3. First, rotate triangle A 180° about the origin, then translate the rotated triangle to get triangle B.
-
3 fill in the blank 1 point the angle addition postulate states that if…
measure of angle AVC + measure of angle CVB - measure of angle AVB
-
parallelogram stuv is a translation of parallelogram stuv. write the tr…
\((x,y)\to(x + 12,y + 4)\)
-
graph the image of △stu after a dilation with a scale factor of 2, cent…
Plot the points $(-12,10)$, $(12,10)$ and $(-8,2)$ and connect them to get the image of $\triangle STU$ after dilation.
-
what is the actual area of the trampoline? actual height = 10 ft, actua…
$40$ ft²
-
graph the image of △abc after a dilation with a scale factor of 4, cent…
Graph $\triangle A'B'C'$ with $A'(-8,8)$, $B'(8,8)$ and $C'(-8,4)$ on the given coordinate - plane.
-
for items 2 and 3, use the coordinate plane to answer each question. 2.…
2. Triangle B is similar to triangle A. 3. First, translate triangle A down 5 units. Then, reflect the translated triangle over the y - axis to map it to triangle B.
-
2 fill in the blank 1 point the segment addition postulate states that …
AC + CB = AB
-
13. clarence drew this pattern. a. describe the pattern you see in this…
A single semi - circle (description of the answer as it's not possible to actually draw in this text format)
-
area of triangle = 1/2bh. what are the actual base and height of the tr…
Actual base = 10 ft, Actual height = 8 ft
-
graph the image of △klm after a dilation with a scale factor of 3, cent…
Graph the triangle with vertices \(K'(-9,0)\), \(L'(-9,9)\), \(M'(6,-6)\) on the given coordinate - plane.
-
(x, y) → ( , ) submit
\((x,y)\to(x + 9,y + 5)\)
-
graph the image of △klm after a dilation with a scale factor of 3, cent…
Plot the points \(K'(-12,0)\), \(L'(-6,9)\), and \(M'(6,-6)\) and connect them to get the dilated image of \(\triangle KLM\).
-
lesson 2-6 lesson quiz for item 1, use the coordinate plane to answer t…
A dilation followed by a translation.
-
value: 3 find the slope between the two points. then identify the line …
Slope between the two points: \(-\frac{1}{3}\); Line with perpendicular slope: b. \(y = 3x - 2\)
-
of 7 submit work it out not feeling ready yet? these can help: (x, y) →…
\((x,y)\to(x + 4,y + 8)\)
-
write the rules of each transformation. label the pre - image and image.
For the left - hand side transformation (hexagon): Pre - image: Dashed hexagon. Image: Solid hexagon. Rule: (x,y)→(x,y - 5) For the right - hand side transformation (triangle): Pr…
-
explain how rays ab and ac form both a line and an angle.
Rays AB and AC share a common endpoint A. They extend in opposite directions from A, which makes them form a line. Also, as two rays with a common endpoint, they form an angle (a …
-
write the rules of each transformation. label the pre - image and image.
Without specific coordinates or clear - cut details about the nature of the transformation (translation, rotation, reflection, dilation), a full - fledged answer cannot be provide…
-
fill in the blank 6 points match the term with the definition. term ans…
1. midpoint 2. angle 3. point 4. vertex 5. line segment 6. angle bisector 7. ray
-
(x, y) → ( , ) submit
$(x + 3,y + 11)$
-
4 from unit 1, lesson 11 select all the points that stay in the same lo…
# Explanation: ## Paso 1: Comprender la reflexión Los puntos que se encuentran en la línea de reflexión no cambian de ubicación al ser reflexionados sobre esa línea. ## Paso 2: Id…
-
(x, y) → ( , ) submit
\((x + 9,y + 11)\)
-
square stuv is a translation of square stuv. write the translation rule…
\((x,y)\to(x + 10,y + 4)\)
-
what are the actual base and height of the trampoline? actual base =? f…
Actual base = 12 ft, Actual height = 10 ft
-
2 draw the image of quadrilateral abcd when translated by the directed …
# Explicación: ## Paso 1: Comprender la definición de traducción Una traducción es una transformación isométrica que mueve todos los puntos de una figura en la misma dirección y p…
-
1. what prism or other 3 - dimensional shape would you use to model the…
The 3 - dimensional shape to model the tree trunk is a cylinder and its volume is approximately $91.8$ cubic feet.
-
create a histogram for the following data set: how many jobs have you h…
1. **For creating a histogram**: - **Explanation**: - **Step1: Determine data - range and bins** - First, we need to collect data on the number of jobs people have had in their li…
-
match the model with the original expression containing parentheses and…
- Rectangle with sides \(4\) and \((6x + 2)\) matches with \(4(6x + 2)\) and \(24x + 8\). - Rectangle with sides \(2\) and \((9x - 4)\) matches with \(2(9x - 4)\) and \(18x - 8\).…
-
what is the formula for finding the area of a triangle? a = 2bh a = ((b…
$A=\frac{1}{2}bh$
-
which geometric figures are drawn on the diagram? check all that apply.…
$\overline{CA}$, $\overrightarrow{CA}$, $\odot C$, $\overrightarrow{BE}$, $\angle BCE$
-
what is the actual area of the trampoline? 8 ft², 24 ft², 36 ft², 72 ft…
72 ft²
-
lesson 12 practice problems 1 match each directed line segment with the…
1. Translation 1 - D 2. Translation 2 - B 3. Translation 3 - C 4. Translation 4 - A
-
what number can you multiply each length in the scale - drawing by to f…
Actual length = 12 ft Actual width = 6 ft What number can you multiply each length in the scale drawing by to find the actual length? The answer is 3.
-
rotate the figure 90° counterclockwise about the origin. then decide if…
The final side lengths are shorter than the original side lengths: False The final angle measures are smaller than the original angle measures: False The original figure and the f…
-
write the coordinates of the vertices after a reflection over the x - a…
$D'(-6,4)$ $E'(-6,0)$ $F'(-4,1)$ $G'(-6,9)$
-
now - finally - it was time to swim in the pacific ocean. antonia sprin…
s may vary. For example, the part where everyone suddenly panicked and swam to the beach could be confusing. One could figure it out by reading further to find out the cause (the …
-
1. what is the image point of (-8,9) after a translation right 3 units …
2. $(5,6)$ 3. $(-1,7)$ 4. $(4,0)$
-
what number can you multiply each length in the scale drawing by to fin…
3
-
for each figure below, determine the order of rotational symmetry and t…
6. Order of rotational symmetry: 2; Angles of rotation: $180^{\circ}$ 7. Order of rotational symmetry: infinite; Angles of rotation: Any non - negative angle $\theta$ where $0^{\c…
-
find the length x.
$\frac{15}{2}$
-
suddenly, a woman near antonia screamed. in an instant, the people arou…
1. B. Antonia's experiences at the beach 2. B. avoid the squids 3. Warn swimmers about the squids 4. Because the lifeguard said they are probably not dangerous but one should keep…
-
what is the actual length of the picnic area trail? what number can you…
The actual length of the picnic - area trail is $4.5\ km$. The number you can multiply each distance in the scale drawing by to find the actual distance is $0.5\ km/cm$.
-
graph the following inequality on the number line. $xgeq - 5$
On the number line, place a closed - circle at -5 and draw an arrow to the right.
-
rotate the figure 90° clockwise about the origin. then decide if each s…
The final angle measures are smaller than the original angle measures: False If two sides are parallel in the original figure, then those sides are parallel in the final figure: T…
-
contrasting parallel and perpendicular lines the definition of parallel…
Parallel lines are considered in the context of a plane as they exist within the same flat surface and do not meet. Perpendicular lines are defined by their intersection at a righ…
-
name the shape below, and then tell its order of rotational symmetry.
Shape: Parallelogram; Order of rotational symmetry: 2
-
11. write a series of if - then statements that allow you to find the m…
If $\angle FLG$ is as shown, then $m\angle FLG = 90^{\circ}$ because they are right angles. If $\angle ILH=38^{\circ}$, then $m\angle KLJ = 52^{\circ}$ because they are complement…
-
write/circle the subject complement in each sentence. if you would like…
8. Subject: India; Linking Verb: was 9. Subject: The Hope family; Linking Verb: was 10. Subject: The Smithsonian Institution; Linking Verb: is 11. Subject: The stone; Linking Verb…
-
which statements are true regarding the diagram? check all that apply. …
$\overline{CB}$ is contained on line $x$; $\angle EAD$ is created from $\overrightarrow{AE}$ and $\overrightarrow{AD}$; $\angle ECB$ is created from $\overrightarrow{CE}$ and $\ov…
-
a rectangular prism has a length of 5 cm, a width of 3 cm, and a height…
$16$ cm
-
craig has 72 feet of material to build a fence around a rectangular flo…
11 yards
-
applying undefined terms in definitions the undefined terms line and pl…
parallel lines
-
kala wants to measure the height of a tree. she sights the top of the t…
$18.97$
-
draw a shape that has between three and four lines. the shape should ha…
Draw an equilateral triangle and mark one of its lines of symmetry with a dotted line.
-
planes x and y intersect at a right - angle. (overrightarrow{ab}) and (…
$\overleftrightarrow{AB}$ and $\overleftrightarrow{CG}$ are parallel, $\overleftrightarrow{CG}$ and $\overleftrightarrow{RS}$ are perpendicular, $\overleftrightarrow{CG}$ lies in …
-
3. a square has coordinates m(1, -2), a(-4, -2), t(-4, 3), h(1, 3). if …
$M'(1,-4),A'(-4,-4),T'(-4,-9),H'(1,-9)$ ### 4.
-
the measure of m∠jml is 85°. select all the true statements. a. m∠jmk =…
C. $m\angle JMK = 50^{\circ}$ D. $m\angle KML = 35^{\circ}$ E. $m\angle JMK + m\angle KML=m\angle JML$
-
from unit 1, lesson 10 4 here are four original triangles that have eac…
# Explicación: ## Paso 1: Recordar la definición de transformación rígida Una transformación rígida preserva longitudes y ángulos. Translaciones, rotaciones y reflexiones son tran…
-
rotate the figure 270° clockwise about the origin. then decide if each …
If two sides are parallel in the original figure, then those sides may not be parallel in the final figure: False The final side lengths are the same as the original side lengths:…
-
7th - subject and subject complement homework write/circle the subject …
1. Henry Philip Hope 2. A rich woman 3. The precious stone 4. Harry Winston, a New York diamond merchant 5. The merchant 6. The Hope Diamond 7. Many tourists
-
complete the proof that m∠uvx + m∠qsr = 180°. statement reason 1 uw || …
2. Reason: Alternate Interior Angles Theorem 3. Reason: Linear Pair Postulate 4. Reason: Substitution Property of Equality
-
8. an angle is acute when its measure is greater than 0° and less than …
An angle is acute if and only if its measure is greater than 0° and less than 90°.
-
what number can you multiply each length on the map by to find the actu…
The actual distance from the campsite to the general store is 1.5 mi.
-
part b. explain your answer using the definitions you have learned. the…
1. right - angle symbol 2. (any of the angles listed: $\angle PRL$, $\angle JRP$, $\angle JRL$) 3. right angle
-
question 8 (01.03 mc) the perimeter of a rectangle can be found using t…
No, if the length is 20 and the width is 11, the perimeter is $P=40 + 22=62$, not 64.
-
figure b is a transformation of figure a. how can you describe the tran…
Slide
-
what number can you multiply each length on the map by to find the actu…
$\frac{1}{2}$
-
which figure is a translation of figure a? figure b figure c figure d
C. Figure C
-
part b. explain your answer using the definitions you have learned. bec…
1. $\overline{JR}\cong\overline{RK}$ 2. $\overline{JK}$ 3. $\overline{MP}$ 4. $\overline{JK}$ 5. segment bisector
-
which picture shows a translation? look for a picture where you can sli…
The first picture
-
which picture shows a translation?
The bottom - right picture shows a translation as the two shoes have the same orientation and shape, just shifted horizontally.
-
a change in the location, direction, or size of a figure is called a tr…
Slide
-
question 8 (1 point) using the following diagram, identify an angle tha…
Supplementary Angles: $\angle5$ Vertical Angles: $\angle7$ Linear Pair: $\angle5$ Adjacent Angles: $\angle1$ or $\angle3$
-
match each term to the picture that shows the motion. flip turn slide
First picture: Slide Second picture: Flip Third picture: Turn
-
6 from unit 1, lesson 5 this diagram is a straightedge and compass cons…
# Explicación: ## Paso 1: Comprender la construcción En una construcción de una perpendicular a una línea a través de un punto dado con regla y compás, el punto C es el punto a tr…
-
using the following diagram, identify an angle that will complete the g…
Blank 1: $\angle7$ Blank 2: $\angle10$ Blank 3: $\angle7$ Blank 4: $\angle9$
-
rotate the figure 180° counterclockwise about the origin. then decide i…
If two sides are parallel in the original figure, then those sides are parallel in the final figure: True The final angle measures are the same as the original angle measures: Tru…
-
question 7 (1 point) determine whether the two angles shown are complem…
c. neither
-
what is the scale factor from the small drink to the large drink? 1/3 2…
3
-
∠a and ∠b are supplementary angles. find m∠a and m∠b. m∠a = (-3x + 90)°…
Blank 1: $67.5$ Blank 2: $112.5$
-
directions: circle the correct option in each set of parentheses based …
1. los, son 2. las, son 3. la, es, una 4. el, es, un 5. soy, una 6. somos, los 7. son, hombres 8. somos, conductores 9. son, jóvenes 10. eres, estudiante 11. es, la, profesora 12.…
-
formula 10 points. using the distance formula, find the distance betwee…
$72.2$
-
using the following diagram, find the value of x and y. if necessary, s…
$x=\frac{19}{2}$ $y=\frac{27}{5}$
-
tu is a translation of tu. write the translation rule. (x, y)→(x + □, y…
$(x,y)\to(x + 4,y+17)$
-
in 5 - 7, circle the factors. then write even or odd. 5. 7×4 = 28 7×4 i…
even
-
using the following diagram, determine whether the angles are vertical …
b. linear pair
-
rectangle bcde is a translation of rectangle bcde. write the translatio…
\((x,y)\to(x + 10,y + 11)\)
-
using the following diagram, find m∠abc and m∠cbd. (14x - 6.5)° (7x + 8…
$m\angle ABC = 112.5$ $m\angle CBD = 67.5$
-
a dilation of 1/2. neither reduction enlargement
B. Reduction
-
question 1 (1 point) ∠1 and ∠2 are complementary angles and ∠2 and ∠3 a…
Blank 1: 20.5 Blank 2: 159.5
-
if the scale factor is greater than 1 then the scale copy is: enlarged …
Enlarged
-
what is the scale factor from the small drink to the large drink? 24 oz…
C. 3
-
a dilation of 0.5. neither reduction enlargement
B. Reduction
-
if the scale factor is less than 1, then the scale copy is: enlarged. r…
Reduced
-
3 there is a sequence of rigid transformations that takes a to a, b to …
# Explicación: ## Paso 1: Identificar la transformación global Dado que se trata de transformaciones rígidas (que preservan distancias y ángulos), primero determinamos el tipo gen…
-
a dilation of 4. reduction neither enlargement
Enlargement
-
2 what is the definition of congruence? a. if two figures have the same…
D. If there is a sequence of rotations, reflections, and translations that take one figure to the other, then they are congruent.
-
a scale factor of 125. neither reduction enlargement
Enlargement