幾何
三角形、円、座標幾何、証明問題。
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read the excerpt from the most dangerous game. he struggled up to the s…
C. A certain cool - headedness had come to him; E. Doggedly he swam in that direction, swimming with slow, deliberate strokes, conserving his strength
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similar figures quiz given △stu and △def. what is m∠u? s 15 t 20 20° 10…
$46^{\circ}$
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which figure has a surface area of 22 square units? press the hotspot(s…
A. The first figure, B. The second figure
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start by reflecting the vertices, q, r, s, and t, of quadrilateral qrst…
T': (-8,-1), S': (-6,-3), R': (-7,-5), Q': (-9,-4)
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use the diagram and the given information to determine if m || n, p || …
$p\parallel q$
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pq is reflected across the line x = - 3. the coordinates of the endpoin…
D. $(-8,4)$
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in the figure below, m∠1 = 89° and m∠2 = 67°. find m∠xwy.
\(24\)
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use the diagram and the given information to determine if m || n, p || …
neither
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use the diagram and the given information to determine if m || n, p || …
neither
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in the figure below, m∠1 = 36° and m∠kjm = 64°. find m∠2.
\(28\)
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2.3 assignment lines m and n are cut by a transversal so that ∠a and ∠b…
C. 96°
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what is the area of a circular region whose diameter is 6 centimeters? …
D. $9\pi$ square cm
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9. triangle abc has vertices at a (3, 5), b (5, 7) and c (7, 5). lisa b…
A. Because $AB = 2\sqrt{2}$ units, $BC = 2\sqrt{2}$ units and $AC = 4$ units.
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let statements p, q, r, and s be as follows: p: ∠a and ∠b are a linear …
A. If $\angle A$ and $\angle B$ are adjacent and supplementary angles, then $\angle A$ and $\angle B$ are a linear pair.
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what is the area of the triangle below? 3 meters 4 meters a 12 m b 12 s…
C. 6 square m
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let statements p, q, r, and s be as follows: p: ∠a and ∠b are a linear …
D. If $\angle A$ and $\angle B$ are a linear pair, then $\angle A$ and $\angle B$ are adjacent and supplementary angles.
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given the triangle below, what is the length of the hypotenuse? 3 cm 5 …
B. \(\sqrt{34}\) cm
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2.3 assignment 12 of 17 find the value of x that makes m || n. x =
$x = 95$
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the figure shows two parallel lines cut by a transversal. which angles …
∠5 and ∠7 are congruent because they are vertical angles. ∠3 and ∠7 are congruent because they are corresponding angles.
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similar figures quiz for a dilation with a scale factor less than 1, ho…
Angles are congruent, side lengths are proportional.
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from primavera tis my twentieth year: dim, now, youth stretches behind …
(a) 3. The speaker feels the urge to leave home, but the community wants him to stay. (b) 2. "And despised seem, now, those quiet fields I have travell'd" (Line 3)
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here are the dimensions of the figures your teammates built. what is th…
1 by 1 by 12 - a. 50 units² 1 by 2 by 6 - b. 40 units² 1 by 3 by 4 - c. 38 units²
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2.3 assignment find the value of x that makes m || n. x =
14
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determine whether the triangles are similar by sas-, aa-, sss- or none.…
none apply, angles are not the same
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the graphs of f(x) and g(x) have an intercept in common. what is the or…
\((0,3)\)
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2.3 assignment find the value of x that makes m || n. x =
$x = 20$
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if ∠1 and ∠2 form a linear - pair and m∠1 is 18 degrees less than five …
# Explicación: ## Paso 1: Recordar la relación de ángulos en un par lineal Los ángulos de un par lineal suman 180 grados. Entonces, si $\angle1$ y $\angle2$ forman un par lineal, …
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similar figures quiz. determine whether the triangles are similar by sa…
AA -
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fill in the blank 1 point if ∠1 and ∠2 form a linear - pair and m∠1 is …
No hay suficiente información para dar una respuesta numérica concreta. Si se pide la expresión para $m\angle1$ en términos de $x$ es $m\angle1=5x - 18$.
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this graph has rotational symmetry about the point (1,2).
\((1,2)\)
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identifying point of symmetry this graph has rotational symmetry about …
First graph: \((0,0)\) Second graph: \((1,2)\)
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which graphs have rotational symmetry? check all of the boxes that appl…
The third graph has rotational symmetry.
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if (overline{bd}) bisects (angle abc), (mangle dbc = 79^{circ}), and (m…
# Explicación: ## Paso1: Definición de bisectriz Como $\overline{BD}$ bisecta $\angle ABC$, entonces $m\angle DBC=\frac{1}{2}m\angle ABC$. Dado que $m\angle DBC = 79^{\circ}$, ent…
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1.copy each of these shapes onto squared paper.( draw in ur graph paper…
1. Draw the enlarged shape on squared paper as described in Step1. 2a. 180 men chose plain chocolate. 2b. 135 women chose plain chocolate. 2c. Hassan is incorrect. 2d. More women …
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in the following diagram, the lines ab and pq are parallel to each othe…
x = $\frac{137}{6}\approx22.83$
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in the following diagram, the lines ab and pq are parallel to each othe…
x=\frac{137}{3}
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classify ∠pkm and ∠nko. (check all names that apply.) linear pair suppl…
Vertical
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in the following diagram, the lines ab and pq are parallel to each othe…
31
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in the following diagram, the lines ab and pq are parallel. what is the…
\frac{137}{3} (or approximately 45.67)
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find the value of x. (6x - 1)° (7x - 1)° x = 10 x = 5 x = 16 x = 14
# Explicación: ## Paso 1: Aplicar la propiedad de ángulos opuestos por el vértice Los ángulos $(6x - 1)^{\circ}$ y $(7x - 1)^{\circ}$ son ángulos opuestos por el vértice, entonces…
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question 10 of 10 given ▱abcd, solve for x. b (8x + 30)° c a (4x + 18)°…
A. 12
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which strategy could you use to find the actual number of sticky notes …
D. Find the area of each rectangular side of the cabinet, excluding the bottom, and add them together.
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mcr3u unit 1 test due: september 24th @10:30am app /18 t&i /23 1.calcul…
$8\sqrt{5}+6\sqrt{15}$
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question 9 of 10 a farmer needs to enclose a section of land in the sha…
D. 8 feet
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question 8 of 10 given ▱pqrs and ∠s = 40°, what is the measure of ∠r? a…
A. 140°
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question 7 of 10 any polygon with two pairs of parallel opposite sides …
A. True
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question 6 of 10 given ▱abcd, ac = 22, and ae = 2x - 5, find the value …
C. 8
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question 5 of 10 which of the following are necessary when proving that…
B. Alternate interior angles are congruent., C. Corresponding parts of congruent triangles are congruent.
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question 4 of 10 given ☐sale, solve for x. 3x + 4 5x - 6 3 3 o a. 5 o b…
A. 5
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lesson extra practice: points, lines, and planes use the diagram. 1. gi…
1. $\overleftrightarrow{DC}$, $\overleftrightarrow{BD}$ 2. plane $ABC$ 3. Collinear points: $A$, $C$, $B$; Non - collinear point: $D$ 4. $D$ 5. $\overleftrightarrow{QP}$ 6. $\over…
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which functions are symmetric about the y - axis? check all of the boxe…
The first and third functions are symmetric about the y - axis.
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which shape is at $\frac{2}{10}$ on the number line?
A. Triangle
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in the diagram below, jl⊥mn. if ∠jkp = 67°, find the measures below. ∠p…
$\angle{PKL}=23^{\circ}$ $\angle{NKO}=23^{\circ}$ $\angle{LKM}=90^{\circ}$
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which graphs have a line of symmetry? check all of the boxes that apply.
The first and the third graphs have a line of symmetry.
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write an expression that represents the perimeter of the figure below. …
\(4w + 8x\)
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classify ∠nku and ∠ukl. (check all names that apply.) adjacent suppleme…
Adyacente
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decide whether the statement is true or false. if the statement is fals…
1. False. Two angles are complementary if the sum of their measures is 90°. 2. True. 3. False. Two angles are adjacent angles if they share a common vertex and a common side. 4. T…
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fill in the blank 1 point. angles a and b are complementary angles. wha…
\(x = 4\) \(m\angle A=50^{\circ}\) \(m\angle B=40^{\circ}\)
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question 3 of 10 opposite angles in a parallelogram are a. parallel b. …
D. congruent
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question 2 of 10 given ▱pqrs, what is the measure of ∠q? a. 50° b. 240°…
C. 140°
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question 10 of 10 what is the sum of the measures of the interior angle…
C. $540^{\circ}$
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question 9 of 10 what is the sum of the measures of the interior angles…
B. 1080°
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question 7 of 10 each exterior angle of a regular polygon measures 30°.…
A. 12
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this question has two parts. be sure to answer both parts of the questi…
**PART A**: It is possible to rotate one line - segment to get the other. The center of rotation is the point \((2,2)\). **PART B**: (Since no specific task for Part B is clearly …
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question 6 of 10 a hexagon can be divided into how many triangles by dr…
C. 4
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assessment 2.3, 2.5 question 3 of 5 (1 point) | question attempt: 1 of …
$238.64$ ft
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a set of parallel lines is intersected by another line. find the unknow…
Measure of angle a = 128° Measure of angle b = 128° Measure of angle c = 128° Measure of angle d = 128°
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question 5 of 10 what is the sum of the measures of the exterior angles…
C. 360°
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question 4 of 10 the sum of the measures of the interior angles of a po…
D. $(n - 2)180^{\circ}$
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question 3 of 10 to the nearest degree, what is the measure of each ext…
C. 33°
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find the perimeter of the triangle with vertices at (-3, 2), (1, 2), an…
12
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completing proofs involvi given: m∠elg = 124° prove: x = 28 complete th…
$x = 28$
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question 2 of 10 what is the sum of the measures of the interior angles…
E. $1620^{\circ}$
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question 1 of 10 the measures of an exterior angle and the adjacent int…
B. False
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write an expression that represents the perimeter of the figure below. …
$2l + 4m + p + n + r+q$
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completing proofs involving linear pairs given: m∠elg = 124° prove: x =…
$x = 28$
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write an expression that represents the perimeter of the figure below. …
\(2b + 2c + 2d+4e\)
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mcr3u unit 1 test due: september 24th @10:30am app / 18 t&i /23 1.calcu…
$8\sqrt{5}+6\sqrt{15}$ ### 2.
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lines ab and cd are parallel. find the measures of the three angles in …
\(m\angle A:42^{\circ}\) \(m\angle B:23^{\circ}\) \(m\angle F:115^{\circ}\)
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which is a pair of vertical angles? ∠vru and ∠srt ∠trs and ∠vrw ∠trv an…
$\angle TRV$ and $\angle WRU$
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practice with linear pairs and vertical angles. which angles are linear…
∠SRT and ∠TRV, ∠VRW and ∠WRS
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polygons a and b are shown below. prove that polygon a is congruent to …
Polygon A is congruent to Polygon B because their corresponding sides and corresponding angles are equal as determined by counting grid - square side - lengths and comparing angle…
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write an expression that represents the perimeter of the figure below. …
\(2l + 2m+2n + 8p\)
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part b rectangle pqrs is reflected across the y - axis and then transla…
C. (-6,7)
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section 2.1 complementary and supplementary angles complementary angles…
Complementary angles: two angles that have a sum of 90°. Supplementary angles: two angles that have a sum of 180°. Example 1: a) Supplementary b) Neither c) Complementary Adjacent…
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geometry prep: quiz 3 - 7 & 3 - 8 slope of a line $m = \\frac{y_2 - y_1…
1. C. (-3, 2) 2. $\frac{7}{4}$ 3. B. Perpendicular 4. A. $y = 4x + 16$
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this question has two parts. be sure to answer both parts of the questi…
## PART A Let's assume the original coordinates of the vertices of rectangle \(PQRS\) are known. When a point \((x,y)\) is rotated \(90^{\circ}\) counter - clockwise about the ori…
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choose all of the following statements that prove that y and z are para…
$\angle3\cong\angle7$, $\angle2\cong\angle6$, $m\angle3 + m\angle5 = 180^{\circ}$, $\angle3\cong\angle5$
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answer attempt 1 out of 2 p = submit answer
$2d + 6e$
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write an expression that represents the perimeter of the figure below. …
$2t + 6u$
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read the questions below carefully. clearly show all work, including an…
The width of the rectangle is 8 ft and the perimeter of $\triangle ABC$ is 39.
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q1 - accelerated mathematics gr 8 | guided notes: describing sequences …
1. Transformation 2. Translation 3. Rotation 4. Reflection 5. Dilation 6. Scale factor
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the diagrams show a polygon and the image of the polygon after a transf…
Parallel lines will always be parallel after a reflection.
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question 25 of 25 to use the method of triangulation, you need measurem…
B. False
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question 24 of 25 knowing that sin 30° = $\frac{1}{2}$, what is a? a. 8…
C. 10
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hotspot label listen identify which drawing might be lins and which one…
Lin's: Drawing 1; Noah's: Drawing 2
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question 23 of 25 suppose a triangle has two sides of length 32 and 35,…
B. 58.04
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question 22 of 25 given any triangle abc with corresponding side length…
D. \(b^{2}=a^{2}+c^{2}-2ac\cos(B)\)
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lin and noah each created a scale drawing of their backyards. they live…
C. Lin's scale is 1 to 12, and Noah's scale is 1 to 36.
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question 21 of 25 what is cos 28°? a. 15/17 b. 15/8 c. 8/17 d. 8/15
A. $\frac{15}{17}$