幾何
三角形、圓、解析幾何與證明題。
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17. (1,2) select the venn diagram that represents the following set of …
B. Baby Elephants (outer circle), Short Tails (inner circle within Baby Elephants), Elmer (inside the Short Tails circle within Baby Elephants)
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what is the sum of all the angles that are labeled? 72° 36°
$180^{\circ}$
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select the correct measurement of the angle shown on the protractor 60°…
70°
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question 5 2 + k 4(k + 5) part a: use the drop - down menu to choose th…
Part A: $10k + 44$ Part B: $k = 2.4$
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what is the measure of the unknown angle? question 10(multiple choice w…
D. 122°
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question 8(multiple choice worth 5 points) (14.04 lc) jimmy wants to dr…
He finds 50° on the protractor and draws a mark on the paper.
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1. state the definition, postulate, theorem, or property that justifies…
Definition of mid - point
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2. state the definition, postulate, theorem, or property that justifies…
Definition of congruent line - segments
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the diagram shows r_(180°,o)(abcd). what are the coordinates of abcd? t…
The coordinates of point A are (1, 3), point B are (-2, 1), point C are (-1, - 3), and point D are (2, - 1).
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dilate △abc with a scale factor of 5. enter the new coordinates. a=(?,)…
$A'=(-15,-5)$ $B'=(10,-10)$ $C'=(-5,-20)$
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part a: use the drop - down menu to choose the expression that best rep…
Part A: $P = 2(2 + k)+2\times4(k + 5)$ Part B: $k = 4$
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2. state the definition, postulate, theorem, or property that justifies…
Definition of congruent segments
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dilate △abc with a scale factor of 2. enter the new coordinates. a=(?,)…
$A'=(-6,4)$ $B'=(2,2)$ $C'=(-2,-2)$
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when a figure is rotated, does every point move the same distance? expl…
C. No. Although each point is rotated through the same angle, points that are different distances from the center of rotation move different distances.
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dilate △abc with a scale factor of 3. enter the new coordinates. a=(?,)…
$A'=(-3,12)$ $B'=(9,6)$ $C'=(-6,-6)$
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question 3 youre sending a gift package to your cousins for the holiday…
## Question 3 20 ## Question 4 ### Part A $6k + 20$ ### Part B 6
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select the correct measurement of the angle shown on the protractor. o …
160°
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which of the following is an angle? question 4 (multiple choice worth 5…
A. Figure A
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dilate △abc with a scale factor of 7. enter the new coordinates. a=(?, …
$A'=(-21,7)$ $B'=(28,28)$ $C'=(0,-28)$
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question 2(multiple choice worth 5 points) (14.01 lc) choose the correc…
B. Line segment
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dilate △abc with a scale factor of 9. enter the new coordinates. a=(?,)…
$A'=(27,27)$ $B'=(9,-18)$ $C'=(-9,9)$
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what is the measure of the unknown angle? 324° n 36° 37° 40° 42°
36°
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what is a translation? turning or spining making bigger or smaller movi…
Moving or Sliding
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a lawn is in the shape of a trapezoid with a height of 40 feet and base…
2
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(x + 3, y - 5) 3 units right, 5 units up 3 units right, 5 units down 3 …
3 units right, 5 units down
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a point with coordinates (0,5) is translated 2 units to the left and 3 …
(-2,8)
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question 8(multiple choice worth 2 points) (14 03 mc) select the expres…
C. $40^{\circ}+45^{\circ}+45^{\circ}+45^{\circ}$
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what is the measure of the unknown angle? n 80° o 180° o 100° o 80° o 1…
\(100^{\circ}\)
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which triangle is the pre - image? purple triangle blue triangle
purple triangle
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question 6(multiple choice worth 2 points) (14 03 mc) a right - angle i…
D. 20°
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what is the sum of all the angles that are labeled? 90° 82° 12° 60° 106…
$244^{\circ}$
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(x - 2, y - 4) 2 units left, 4 units down 2 units right, 4 units up 2 u…
2 units left, 4 units down
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find a translation that has the same effect as the composition of trans…
D. $(x,y)\to(x - 2,y + 11)$
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what is the measure of the unknown angle? n 42° 58° 128° 138° 158° ques…
C. \(138^{\circ}\)
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what is the rule for this translation? (x, y) --> (x+6, y-4) (x, y) -->…
\((x,y)\to(x + 6,y-4)\)
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(14.03 lc) what is the measure of the unknown angle? n 120° 120° 180° 2…
240°
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question 2(multiple choice worth 2 points) (14.03 lg) what is the measu…
$310^{\circ}$
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complete the rule: 4 units up, 2 units to the left x+4, y-2 x-4, y+2 x+…
x-2, y+4
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write a two - column proof for the following. given: m∠2 = 30 m∠1 = 2m∠…
The two - column proof is completed as follows: | Statements | Reasons | |--|--| | 1) \(m\angle2 = 30\) | 1) Given | | 2) \(m\angle1 = 2m\angle2\) | 2) Given | | 3) \(m\angle1=2\t…
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complete the rule: 6 units to the left, 3 units up x+3, y-6 x+6, y-3 x-…
\(x-6,y + 3\)
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given △xyz, line n with the equation x = - 2, and line p with the equat…
$\langle4,0 angle$
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what is the sum of all the angles that are labeled? 40° 23° 92° 80°
235°
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write a paragraph proof for the following. given: m∠abc = 114, m∠dhe = …
66; $\angle ABC$; 180; $\angle GHF$; Supplements
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question 1 1 pts what are the coordinates of the point, g? ( select , s…
- 4, 3
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what is the correct description for a translation from (1,1) to (-1,3)?…
Translate the point 2 spots to the left and 2 spots up
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find the value of the variable and the measure of each labeled angle. x…
25
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the blue figure is a translation image of the black figure. write a rul…
\(T(x,y)=(x - 4,y + 3)\)
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δabc ~ δdef. find the value of x.
$14$
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complete the rule: 2 units down, 4 units to the right x+4, y-2 x+2, y+4…
\(x + 4,y - 2\)
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δabc ~ δdef find the value of x. a 15 m c 6 m b d 5 m f x m e x = ?
$2$
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find the value of the variable and the measure of each labeled angle. (…
$x = 15$; The measure of each labeled angle is $25^{\circ}$
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δabc ~ δdef find the value of x. a 15 ft d 5 ft e x ft f b 9 ft c x = ?
$3$
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before you measure an angle, what does the origin of the protractor nee…
First question: D. Vertex Second question: C. An obtuse angle is greater than 90°, and an acute angle is less than 90°.
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△abc ~ △def find the value of x. a 12 m b 21 m c d 4 m e x m f x = ?
$7$
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which triangle is the image? blue triangle red triangle
red triangle
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find each measure. figures are not drawn to scale. use an equation and …
1. JL = 1.1 cm 2. EF = 5.3 in 3. SV = 1.5 in 4. JL = 5 5. KP = 9 6. JP = 12 7. LN = 5 8. x = 2, BC = 4 9. x = 3, BC = 3
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measure the angle shown below. o 130° o 135° o 140° o 145°
140°
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△abc ~ △def. find the value of x. a 5 m b 4 m c d 15 m e x m f x = ?
$12$
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select the statement that correctly describes right angles and reflex a…
A. A right angle is equal to 90°, and a reflex angle is greater than 180°
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complete the rule: 3 units to the right, 6 units down x+3, y-6 x-3, y+6…
\(x + 3,y - 6\)
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measure the angle shown below.
64°
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write each biconditional as a conjunction of two conditionals. 16. you …
16. If you will make the team, then you practice diligently and if you practice diligently, then you will make the team. 17. If you will go to heaven, then you are saved and if yo…
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part 2 of 2 find the measures of the labeled angles. (x + 81)° 4x° (x +…
$108$
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what is the rule for this translation? left 5, up 3 right 3, down 2 lef…
We need to visually inspect the graph to determine the correct translation. But based on the concept of translation rules, if we assume the shape moves left and up, the rule "left…
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use the graph and the translation (x,y)→(x + 2,y + 1) to answer parts a…
Since the original coordinates of A, B and C are not given in the problem - statement, we cannot give specific ordered - pairs. But the general form for the image of a vertex $(x,…
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what is the rule for this translation? (x, y) --> (x-3, y+6) (x, y) -->…
\((x,y) ightarrow(x + 6,y - 3)\)
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measure the angle shown below
20°
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question 1 - 2 see the figure below what is the value of x? 48 80 91 141
$117$ (It seems there is a mis - typing in the options provided in the original problem as the correct answer based on the above steps is $117$ and it's not among the given option…
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part 1 of 2 find the measures of the labeled angles. (x + 81)° 4x° (x +…
108
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measure the angle shown below. o 272° o 275°
275°
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what is the rule for this translation? (x, y) --> (x+5, y-3) (x, y) -->…
\((x,y)\to(x + 5,y - 3)\)
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a certain species of fish require 1.5 cubic feet of water per fish to m…
60
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measure the angle shown below. 100° 105° 108° 110°
105°
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2. write the following statement in if - then form. a rhombus is a quad…
If a figure is a rhombus, then it is a quadrilateral with four congruent sides.
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suppose line k has the equation x = 3. compare the areas of abcd and ab…
The area of rectangle $ABCD$ is $lw$. Rigid motions do not change the value of the area. The areas of $ABCD$ and $A''B''C''D''$ are equal.
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b. how is the location of the clock determined? a. the clock should be …
C. The clock should be located on the other side of the line of reflection where the clock and image of the clock are equidistant from the line of reflection and the line segment …
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4. the points (-5, -8) and (5, 2) are located on a circle, as shown in …
a. exact answer: $10\sqrt{2}$ approx. answer: $14.14$ b. $5\sqrt{2}$ c. $(0,-3)$
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look at the floor plan. abdul sees the image of a clock in the mirror o…
a. The line of reflection runs along the opened door. The mirror is on the door, so the door's surface is the line of reflection. b. The clock is on the opposite side of the line …
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a frame shop charges according to both the amount of framing needed to …
a. Area of the picture: 1188 square inches (assuming the trapezoid area formula application as above). b. A. Both the frame and the glass have to do with area. (This is incorrect …
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which of the numbered stones shown cannot be mapped to another with a r…
4
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question what is the volume of a hemisphere with a diameter of 41.6 m, …
$18861.6$ m³
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what is the volume of a hemisphere with a diameter of 41.6 m, rounded t…
$18849.6$ m³
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15) what is the slope of the line that is perpendicular to a line that …
$-\frac{7}{6}$ ### 16
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what is the volume of a sphere with a radius of 24.2 ft, rounded to the…
$59309.1$
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in isosceles △tuv, • ∠u and ∠v are the base angles, and • m∠u is 56.5°.…
B. $67^{\circ}$
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complete the proof that ∠sut ≅ ∠qur. statement reason 1 m∠qur + m∠rus =…
The proof is completed as shown above, demonstrating that $\angle SUT\cong\angle QUR$.
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what is the volume of a sphere with a radius of 24.2 ft, rounded to the…
$59387.9$ cubic - feet
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name the type of transformation shown. 1. 2. 3. 4.
1. Translation 2. Reflection across the y - axis 3. Rotation 4. Reflection across the x - axis
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name the type of transformation shown: 1. 2. 3. 4. 5. figure abc has ve…
1 - 4: Translation. 5: $A'=(1,5),B'=(5,1),C'=(4,7)$ (after sketching $\triangle ABC$ and $\triangle A'B'C'$). 6: $A'=(-2,-1),B'=(-4,3),C'=(0,3)$ (after sketching $\triangle ABC$ a…
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suppose that △hij is isosceles with base ij. suppose also that m∠h=(5x …
$m\angle H=\frac{498}{7}^{\circ}$ $m\angle I=\frac{264}{7}^{\circ}$ $m\angle J=\frac{498}{7}^{\circ}$
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11. if z is the circumcenter of △stu, sy = 19, tz = 21, and st = 30, fi…
\(SZ = 21\) \(YU = 19\) \(WT = 15\) \(ZY\): Insufficient data
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11. if z is the circum - center of △stu, sy = 19, tz = 21, and st = 30,…
\(SZ = 21\) \(YU = 19\) \(WT = 15\) \(ZY = 4\sqrt{5}\)
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question what is the volume of a hemisphere with a radius of 9.2 cm, ro…
$1633.2$
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question: find the volume of a right circular cone that has a height of…
$7.8$ in$^{3}$
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patsys pizza sells one 20 - inch cheese pizza or two 12 - inch cheese p…
B. The 20 - inch pizza gives more pizza with an area of 314.16 square inches.
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question find the volume of a right circular cone that has a height of …
$701.5$ in$^{3}$
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find the volume of a pyramid with a square base, where the side length …
$1025.8$ cubic feet
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a student is constructing a copy of a line segment. their incomplete wo…
Use a compass to measure the length of line segment AB by extending it and putting its two ends at points A and B.
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question find the volume of a right circular cone that has a height of …
$3243.4$
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δhij and δjkl are shown below. which statement is true? δhij is similar…
# Explicación: ## Paso 1: Encontrar el ángulo en $\triangle HIJ$ En $\triangle HIJ$, sabemos que la suma de los ángulos internos de un triángulo es $180^{\circ}$. Dado que $\angle…