幾何
三角形、円、座標幾何、証明問題。
-
two parallel lines are crossed by a transversal. what is the value of x…
x = 37
-
which point of concurrency is equidistant from all three sides of a tri…
A. Incenter
-
two parallel lines are crossed by a transversal. what is the value of b…
b = 128
-
graph the line x = -6.
Draw a vertical line passing through the point $x=-6$ on the x - axis.
-
the m∠6=(11x + 8)° and m∠7=(12x - 4)°. what is the measure of ∠4? o m∠4…
D. $m\angle4 = 140^{\circ}$
-
what is the point where the medians of a triangle intersect? a. centroi…
1. a. Centroid 2. b. It is always inside the triangle. 3. c. Circumcenter
-
two parallel lines are crossed by a transversal. what is the value of y…
y = 50
-
which type of triangle has two congruent sides and one unique angle? a.…
1. b. Isosceles 2. a. Orthocenter 3. b. Incenter
-
v = l·w·h = 4x² 4x² = 8464 \frac{4x²}{4}=\frac{8464}{4} sqrt{x²}=sqrt{2…
The original square sheet has dimensions 46 inches by 46 inches.
-
in the diagram shown, the distance between points a and c is the same a…
D. skew
-
a triangle is formed by three streets intersecting at points a, b, and …
1. a. Incenter 2. b. Centroid 3. b. AA
-
planes t and x are parallel. plane t contains line a. plane x contains …
They are skew and will never intersect.
-
the definition of parallel lines requires the undefined terms line and …
Parallel lines need the concept of a plane to define non - intersection in a flat surface, while perpendicular lines need a point to mark the intersection location.
-
in the diagram, the length of segment vs is 39 units. what is the lengt…
C. 38 units
-
1. complete the flowchart proof. then write a two - column proof. give …
| Statements | Reasons | |--|--| | $\overline{AB}\perp\overline{BC}$, $\overline{DC}\perp\overline{BC}$ | Given | | $\angle B = 90^{\circ}$, $\angle C = 90^{\circ}$ | Definition o…
-
name: clarissa holiday directions: divide the terms below regarding the…
1. Muckrakers: Muckrakers, Jacob Riis, Ida Tarbell, The Jungle 2. Progressive Political Reforms: Initiative, Progressivism, Recall, Sherman Anti - Trust Act, Clayton Anti - Trust …
-
in the diagram, $overline{tq}$ is 18 units in length. what is the lengt…
18 units
-
planes q and r are parallel planes. plane q contains line a. plane r co…
lines a and b must be parallel.
-
consider the diagram. lines a and d are non - coplanar. parallel. perpe…
non - coplanar.
-
consider the incomplete paragraph proof. given: p is a point on the per…
A. point M
-
consider the diagram. which line segment has the same measure as $overl…
B. \(\overline{TR}\)
-
triangles that are identical in size and shape are called the principle…
1. Congruent triangles 2. CPCTC (Corresponding Parts of Congruent Triangles are Congruent) 3. SSS (Side - Side - Side) postulate 4. SAS (Side - Angle - Side) postulate 5. AA (Angl…
-
point q was rotated by - 150° (the center of rotation is indicated). wh…
A. $A$
-
triangles that are identical in size and shape are called the principle…
1. Congruent triangles 2. CPCTC (Corresponding Parts of Congruent Triangles are Congruent) 3. SSS (Side - Side - Side) postulate 4. SAS (Side - Angle - Side) postulate 5. AA (Angl…
-
point q was rotated about the origin (0, 0) by -165°. which point is th…
D. $D$
-
which step is necessary after proving triangle congruence and before ap…
d. Identifying the corresponding parts of the triangles
-
in the proof of △abc≅△def, which statement correctly uses cpctc? a. ∠a …
1. a. $\angle A=\angle D$ because they are corresponding parts of congruent triangles. 2. d. $8$ cm 3. b. Prove the triangles are congruent.
-
point q was rotated about the origin (0, 0) by 180°. which point is the…
B. $B$
-
given △abc≅△def, which of the following can be proven using cpctc? a. t…
1. c. Corresponding angles in \(\triangle ABC\) and \(\triangle DEF\) are equal. 2. d. SAS 3. d. 9 cm
-
triangles ghi and jkl are congruent by sas with gh = 7 cm, hi = 9 cm, a…
1. B. 65 degrees 2. B. ASA 3. A. 9 cm
-
identify the sequence of transformations that will carry △abc→△abc. giv…
\((x,y)\to(x,-y - 4)\)
-
identify a sequence of rigid transformations that would map (abcd ighta…
\((x,y)\to(-x,y - 4)\)
-
determine the congruence transformation used on △abc that resulted in △…
$\triangle ABC$ was rotated $- 180^{\circ}$ (clockwise) or $180^{\circ}$ (counterclockwise), then shifted 2 units to the right and 2 units up.
-
the method commonly applied in architectural design for specific angle …
1. Trigonometry 2. Base 3. Arc tool
-
assess parallelograms adcb and ehgf to decide if they are congruent. (1…
Yes, $ADCB\cong EHGF$ since parallelogram $ADCB$ was translated.
-
2. each triangle is dilated using the origin as the center of dilation …
Scale factor: $2$, Rule: $(x,y)\to(2x,2y)$ ### 2b.
-
plot and connect the points a(-4, -1), b(6, -1), c(6, 4), d(-4, 4), and…
D. 50 square units
-
the method requiring two sides and the included angle to construct a tr…
1. SAS (Side - Angle - Side) 2. SSS (Side - Side - Side) 3. ASA (Angle - Side - Angle) 4. Segment tool 5. Angle tool 6. Intersect Two Objects tool 7. Triangulation
-
in 3 - 5 sentences, summarize the rotations that carry a regular pentag…
Rotations of 72°, 144°, 216°, 288° and 360° about the center of a regular pentagon carry it onto itself.
-
plot and connect the points a (-6, 5), b (-1, 5), c (5, 3), d (-1, 1), …
D. 4 units
-
complete the rectangle above. what are the coordinates of the missing v…
C. (2, 7)
-
plot and connect the points a(-4, -4), b(-5, -4), c(-5, -3), d(-4, -3),…
D. 1 square unit
-
qe 1. conditional statement: \if two lines intersect at right angles, t…
If two lines are not perpendicular, then they do not intersect at right angles.
-
write explain how to use transformations to determine if figures are co…
a. The scale factor is \(2\). The dilation centered at the origin \((0,0)\) maps the smaller trapezoid to the larger trapezoid. Each coordinate of the vertices of the smaller trap…
-
16 fill in the blank 2 points △abc with vertices a(2,4), b(3, - 2) and …
$(4,8)$
-
15 multiple choice 1 point △ghj with vertices g(-2, 4), h(3, 6) and j(3…
$(1,-\frac{2}{3})$
-
language convention: identify pronouns and antecedents a circle the pro…
- **Parte A**: - 1. Duckworth found that as people age, **they** become more likely to stick with a project. (Sublinieado: people) - 2. IQ and self - control help people focus **t…
-
14 fill in the blank 3 points given that △aeb was changed to create △ce…
Scale factor: 3 C(0, 6)
-
a certain polygon has its vertices at the following points: (2, 5), (4,…
B. pentagon
-
question 2 (4 points) find the value of x and then find the measure of …
Blank 1: $48$ Blank 2: $62^{\circ}$ Blank 3: $80^{\circ}$ Blank 4: $38^{\circ}$
-
13 fill in the blank 12 points given △klm where k(-1, - 2), l(-5, - 2),…
$K'=(1,2)$ $L'=(5,2)$ $M'=(3,5)$ $K''=(5,2)$ $L''=(9,2)$ $M''=(7,5)$
-
question 1 (2 points) find the measures of the missing angles. 138° a b…
Blank 1: \(138^{\circ}\) Blank 2: \(42^{\circ}\)
-
a certain polygon has its vertices at the following points: (2, 5), (4,…
B. trapezoid
-
which of the following rules represents the composition shown in the gr…
Reflect over $y = x$, then translate $\langle7,1 angle$
-
complete the right isosceles triangle above. what could be the coordina…
B. (1, 3)
-
11 fill in the blank 2 points describe in words the translation represe…
translate the image 9 units left and 4 units up
-
question 18 (4 points) the square and equilateral triangle below have t…
$x = 1.5$
-
identify the transformation in the diagram below by the correct rule in…
\(\begin{pmatrix}x'\\y'\end{pmatrix}=\begin{pmatrix}x\\y\end{pmatrix}+\begin{pmatrix}3\\-1\end{pmatrix}\)
-
the vertices of △abc have the coordinates a(2, 4), b(1, 1), and c(4, -1…
A. \(A'(-4,-3),B'(-5,-6),C'(-2,-8)\)
-
the vertices of a triangle are p(-3, 8), q(-4, -4), and r(1, 1). graph …
P(-8,-3), Q(4,-4), R(-1,1)
-
fill in the blank 2 points given the pre - image a(2, - 6), b(4, - 5), …
$C'(-3,0)$
-
4. point q is the midpoint of pr. if p (-2, 3) and r (-4, 5), what are …
$(-3,4)$
-
coach nelson is designing a new park that will have both a baseball dia…
$(9,-3)$
-
sergio and linnea live on the same street. their houses are shown on th…
8 yards
-
a certain polygon has its vertices at the following points: (1, 1), (2,…
D. parallelogram
-
the vertices of a triangle are p(-3, 8), q(-4, -4), and r(1, 1). graph …
$P'(-8,3)$ $Q'(4,4)$ $R'(-1,-1)$
-
fill in the blank 6 points the vertices of a triangle are p(-3, 8), q(-…
The vertices of the reflected triangle are $P'(7,8)$, $Q'(8,-4)$, and $R'(3,1)$.
-
the following is an isometry. find the value of each variable. lo sigui…
$x = 11$ $y = 8$ $z = 6$
-
coordinate plane. what are the coordinates of g, the fourth vertex of t…
(-8,-5)
-
multiple choice 1 point which of the following transformations have the…
B. I, II, and III
-
multiple choice 1 point which of the following is not isometry? ¿cuál d…
D. C
-
e, f, and h are three of the vertices of rectangle efgh on the coordina…
$(-7,-5)$
-
1. write the correct words, numbers or symbols to complete the sentence…
1. (No clear answer from the given figure) 2. $\overline{EA}$ 3. $\angle FBA$ 4. $\frac{1}{2}CA$ 5. $2BF$
-
refer to the figure. if (mangle bdc=(8x + 12)^{circ}) and (mangle fdb=(…
$88^{\circ}$
-
finding missing measures using the angle addition postulate date draw a…
1. \(m\angle ABD = 80^{\circ}\) 2. \(m\angle ABC = 52^{\circ}\) 3. \(m\angle CBD = 103^{\circ}\) 4. \(m\angle ABC = 151^{\circ}\), \(m\angle CBD = 67^{\circ}\) 5. \(m\angle CBD = …
-
determine a series of transformations that would map figure s onto figu…
A translation 9 units up.
-
b) determine the coordinate of each letter in the grid. determine which…
$M=(4,5)$ $D=(1,2)$ $Q=(-4,-3)$ $A=(-6,6)$ $W=(3,-3)$ $N=(7,4)$ $S=(-3,1)$ $P=(5,-4)$ $T=(-7,-7)$ $R=(-1,-2)$ $Z=(8,-6)$ $X=(-2,5)$
-
iii. solve the following items. (7 poi 1. if m∠doa = 68, find m∠dot.
$m\angle DOT = 112^{\circ}$
-
n friends are dancing in a circle at a wedding reception. in how many w…
The number of circular - permutations of \(n\) distinct objects is \((n - 1)!\). Without knowing the number of friends (\(n\)), we cannot give a specific numerical answer. If we a…
-
the given points on the coordinate plane. determine which nt or axis th…
a) Second quadrant b) First quadrant c) Second quadrant d) Fourth quadrant e) Fourth quadrant f) Second quadrant g) Fourth quadrant h) Fourth quadrant i) Third quadrant j) On the …
-
robert built a table that has a top in the shape of a hexagon as shown.…
B. 52 square feet
-
2. if m∠cow = 84, find m∠row.
42°
-
determine a series of transformations that would map figure k onto figu…
A reflection over the y - axis would map Figure K onto Figure L.
-
three triangles are used to compose a rectangle. what is the value of x…
30
-
the base of right triangle abc is shown on the coordinate plane, with v…
(3, 6)
-
what line of reflection will give an image with point f at (1,-5)? y=x …
$y=x$
-
when reflecting the given preimage over the line y=x, is the image an i…
B. Yes, all reflections maintain the same shape and size as the preimage.
-
geometry-p04-344003-0004-h / juan martinezbenitez - geou1-1_ t6 (x,y)→(…
# Explicación: ## Paso 1: Trasladar el punto de rotación al origen Restamos las coordenadas del punto de rotación $(1,1)$ a las coordenadas del punto $(x,y)$. Obtenemos $(x - 1,y …
-
what line of reflection will give an image with point e at (4,1)? y=x x…
A. $y=x$
-
t8 (x, y)→(____, ____) rotation through 90° counterclockwise around (0,…
(-y,x)
-
find the area of the shape. (sides meet at right angles.)
20
-
card set: transformations (3) (x,y)→(_,_) reflection over the line y = …
# Explicación: ## Paso 1: Recuerda la regla de reflexión La reflexión de un punto $(x,y)$ sobre la línea $y = x$ intercambia las coordenadas $x$ e $y$. ## Paso 2: Aplica la regla …
-
when reflecting the given preimage over the line y=x, is the image an i…
C. Yes, all reflections maintain the same shape and size as the preimage.
-
when reflecting the given preimage over the line y=x, is the image an i…
Yes, all reflections maintain the same shape and size as the preimage.
-
the double number line shows the relationship between the distance trav…
The cheetah travels $1\frac{1}{3}$ km in 1 min.
-
what line of reflection will give an image with point e at (-4,-1)? y=x…
D. $y = -x$
-
write and simplify an expression to represent the perimeter of the tria…
$13x - 6$
-
in this activity you will: - find the area of a parallelogram, triangle…
B. Rectangle
-
falls canyon is roughly in the shape of a triangle. if the base of the …
D. 49
-
t2 (x,y)→(____,____) translation -2 units vertically before after
# Explicación: ## Paso 1: Comprender la traducción vertical En una traducción vertical, la coordenada $x$ no cambia y la coordenada $y$ se modifica. ## Paso 2: Aplicar la traducci…