Géométrie
Triangles, cercles, géométrie analytique et démonstrations.
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what additional information do you need to prove that △lmo≅△lno by the …
$\overline{OM}=\overline{ON}$
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find the measure of each angle in the triangle. r 15x 6x f 15x o
Angle $R = 75$ degrees, Angle $O = 75$ degrees, Angle $F = 30$ degrees
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what additional information do you need to prove that △lmx≅△lox by the …
B. $\overline{LM}\cong\overline{LO}$
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question: △adc is a right triangle with altitude db drawn from the righ…
# Explicación: ## Paso 1: Aplicar la propiedad de triángulos rectángulos En un triángulo rectángulo con altura \(DB\) desde el ángulo recto, se cumple que \(DB^{2}=AB\times BC\). …
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draw a venn diagram with two circles showing the given relationship bet…
C. The diagram correctly shows the two circles overlap because some people with passports are novelists
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what additional statement could you use to prove that △bjk≅△cfh by the …
$\overline{JK}\cong\overline{FH}$
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which statements must be true about the reflection of △xyz across mn? s…
$BZ = BZ'$, $\overline{XY}\parallel\overline{X'Y'}$
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the plan shows part of a roof on a house. a horizontal beam parallel to…
# Explicación: ## Paso 1: Aplicar la proporcionalidad de triángulos semejantes Los triángulos son semejantes, entonces $\frac{x}{15}=\frac{14}{8}$. ## Paso 2: Resolver para $x$ Mu…
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find the value of x.
$x = 100$
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select the correct answer. you have been asked to determine the length …
# Explicación: ## Paso 1: Aplicar la proporcionalidad de triángulos semejantes Debido a que $DE \parallel AC$, los triángulos $\triangle BDE$ y $\triangle BAC$ son semejantes. Ent…
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what construction can you use to prove the pythagorean theorem based on…
# Explicación paso a paso: ## Paso 1: Construir la altura al lado hipotenusa Dado un triángulo rectángulo \(ABC\) con ángulo recto en \(C\), se construye la altura \(CD\) desde el…
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fill in the blank under each figure below. tetrahedron triangular prism…
Number of faces of tetrahedron: 4 Number of edges of triangular prism: 9 Number of vertices of cube: 8
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what construction can you use to prove the pythagorean theorem based on…
# Explicación paso a paso: ## Paso 1: Construir la altura Dado un triángulo rectángulo \(ABC\) con ángulo recto en \(C\), se construye la altura \(CD\) desde el vértice \(C\) hast…
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(a) use the calculator to find the area and circumference of the lawn. …
Area: $2122.64$ $ft^{2}$ Circumference: $163.28$ ft (b) Area (c) Circumference
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in this construction, \\(\\frac{ad}{db}=\\frac{ce}{eb}\\). prove that \…
# Explicación: ## Paso 1: Analizar los pasos dados Tenemos una serie de pasos para probar que \(DE\parallel AC\). Los pasos van desde la propiedad reflexiva (\(\angle B\cong\angle…
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circle all the statements that are true about the exponential function …
A. y - intercept 5, B. constant multiplier 3
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find the measure of ∠tbf.
$121^{\circ}$
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which two line segments appear to be perpendicular? current skill $ whi…
$\overline{BA}$ and $\overline{BC}$
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find the perimeter. include the unit. 9 m 11 m 9 m 11 m 6 m
$46\ m$
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look at this angle: name this angle.
# Explicación: ## Paso 1: Identificar el vértice El vértice del ángulo es el punto G. ## Paso 2: Identificar los lados Los lados del ángulo son los rayos GF y GE. ## Paso 3: Namin…
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use the figure below to identify an obtuse angle. ∠cad ∠bac ∠bad ∠dae
$\angle BAD$
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(a) an angle measures 53°. what is the measure of its complement? (b) a…
measure of the complement: $37^{\circ}$ measure of the supplement: $135^{\circ}$
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find the measure of ∠bgt.
$139^{\circ}$
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given: △abc with de||ab. prove: ad/cd = be/ce. complete the flowchart p…
# Explicación: ## Paso 1: Identificar ángulos congruentes Debido a que \(DE\parallel AB\), por el teorema de ángulos alternos interiores, \(\angle CDE\cong\angle CAB\) y \(\angle …
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find the measure of each angle. 3 find the measure of each angle. m∠r _…
\(m\angle R = 72^{\circ}\) \(m\angle S = 63^{\circ}\) \(m\angle RQS = 45^{\circ}\)
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current skill $ find the measure of the missing angle. 36°
$54^{\circ}$
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in the figure below, m∠1 = 104°. find m∠2, m∠3, and m∠4.
$m\angle2 = 76^{\circ}$ $m\angle3 = 104^{\circ}$ $m\angle4 = 76^{\circ}$
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name this angle in three different ways: ∠ and ∠ and ∠
$\angle{JIK}$, $\angle{KIJ}$, $\angle{\alpha}$ (suponiendo etiqueta $\alpha$)
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select the correct answer. use the given diagram to find the missing le…
# Explicación: ## Paso 1: Aplicar la ley de senos La ley de senos establece que $\frac{a}{\sin A}=\frac{b}{\sin B}=\frac{c}{\sin C}$ en un triángulo. En $\triangle ABC$, sabemos q…
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find the measure of the missing angle. 42°
$48^{\circ}$
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find the measure of the missing angle. 32°
$58^{\circ}$
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current skill $ use the image below to find the requested values. find …
(7y)°
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7 look at the figure. find the length of (overline{hp}).
6
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6 look at the figure. find the value of x. 3x° (5x - 30)° 30 90 15 45
15
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5. look at the figure. if m∠l = 58, find m∠lkj. note: this figure is no…
$64$
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what is the minimum value of the parabola shown? a) -1 b) 12 c) -12 d) 1
c) -12
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identify the relationship between ∠nmo and ∠omp as completely as possib…
Adjacent
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2. look at the figure. find the value of x 90 100 80 45
90
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which two line - segments appear to form an acute angle? ab and ad bc a…
$\overline{BA}$ and $\overline{BC}$
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(a) name the vertex of ∠pmn. (b) write two other names for ∠qmp. and (c…
(a) M (b) ∠PMQ, ∠M (c) Ray MN, Ray MQ
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find the measure of the missing angle.
83°
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find the measure of the missing angle. 43° label optional skill code: 1…
$137^{\circ}$
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use the figure below to identify an acute angle. ∠eab ∠dae ∠eac ∠bad
B. $\angle DAE$
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identify the relationship between ∠tsu and ∠usv as completely as possib…
Adjacent
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given: quadrilateral abcd is inscribed in circle f, and $overline{ad}$ …
First blank: $2\cdot m\angle ABD$ Second blank: $2\cdot m\angle ABD$ Third blank: $m\angle ABD$
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use the image below to find the requested values. find the measure of ∠…
\(126^{\circ}\)
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drag words into blanks to complete the definition of a circle. circle: …
shape, points, distance, radius, center
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1 - 5 reteach to build understanding conditional statements 1. a square…
1. - Conditional: If a quadrilateral has four congruent sides and four right - angles, then it is a square. - Converse: If a quadrilateral is a square, then it has four congruent …
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rachel wants to put mulch around her three raised flower beds, as shown…
A. 10.5 cubic feet
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choose all of the equations that represent a parabola with the focus (3…
E. \((x - 3)^{2}=12(y - 6)\)
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problem 3 finding measures of angles what are the measures of ∠3 and ∠4…
$m\angle3 = 105^{\circ}$ (vertical - angles theorem), $m\angle4 = 105^{\circ}$ (corresponding - angles postulate) a. $m\angle1 = 105^{\circ}$ (vertical - angles theorem) b. $m\ang…
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the focus f, and directrix d, of a parabola are shown on the coordinate…
D. \((x + 4)^2=16(y + 1)\)
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mn and pq are chords that intersect at point r. mr = 8 nr = 4 pr = 5 *n…
B. 6.4
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9. what image helped to show a lack of freedom? one image that showed a…
9. A caged bird. 10. Sad and empathetic. 11. I can; everyone understands the desire for freedom. 12. (Answer depends on the poem, but could be) Paces and makes plaintive sounds. 1…
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isabelle has a five - sided chicken coop in her yard. each side has an …
\(15\sqrt{5}\) yards
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topic: perimeter and area progress: the movement of the progress bar ma…
350 square millimeters
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topic: perimeter and area progress: the movement of the progress bar ma…
B. $P = 76$ feet, $A = 330$ square feet
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using the apostrophe exercise one analyze each of the following and the…
1. Josephine's diary was left open on the desk. 2. He walked into the girls' locker room by mistake. 3. She didn't know which of the socks was hers and which were Amy's. 4. When I…
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write equations for the vertical and horizontal lines passing through t…
vertical line: $x = 5$ horizontal line: $y = 4$
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a right triangle has one angle that measures 22°. what is the measure o…
68
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below are two parallel lines with a third line intersecting them. relat…
# Explicación: ## Paso 1: Identificar ángulos correspondientes Los ángulos correspondientes son iguales cuando una transversal cruza líneas paralelas. El ángulo de $34^{\circ}$ y …
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a right triangle has one angle that measures 10°. what is the measure o…
80
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below are two parallel lines with a third line intersecting them. 103° …
# Explicación: ## Paso 1: Identificar el tipo de ángulos Los ángulos mostrados son ángulos correspondientes. Cuando una transversal intersecta líneas paralelas, los ángulos corres…
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below are two parallel lines with a third line intersecting them. x = °…
# Explicación: ## Paso 1: Identificar el tipo de ángulos Los ángulos $x$ y $81^{\circ}$ son ángulos correspondientes. Cuando una transversal interseca dos líneas paralelas, los án…
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below are two parallel lines with a third line intersecting them. do 7 …
# Explicación: ## Paso 1: Identificar ángulos correspondientes Los ángulos $x$ y $50^{\circ}$ son ángulos correspondientes ya que se encuentran en la misma posición relativa con r…
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2. for each pair of shapes, decide whether or not the two shapes are co…
The two shapes are congruent.
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triangles r, s, and t are all scale copies of one another. triangle s i…
From $T$ to $S$: b. $\frac{1}{2}$ From $S$ to $R$: d. $\frac{1}{3}$ From $R$ to $T$: c. 6 From $T$ to $R$: a. $\frac{1}{6}$
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polgon b is a scaled copy of polygon a using a scale factor of 5. polyg…
C. \(\frac{1}{25}\)
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quadrilateral a has side lengths 3, 6, 6, and 9. quadrilateral b is a s…
A. No. The side lengths of Quadrilateral B are $\frac{2}{3}$ of those of Quadrilateral A. This means Bs side lengths are 2, 4, 4, and 6. The perimeter of A is 24 and the perimeter…
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a scale drawing of a car is presented in the following three scales. dr…
1 in. to 1 ft, 1 in. to 1 yd, 1 in. to 1 m
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using the information from the previous problem, if andre made another …
D. The new drawing would be smaller than the original since the scale of the new drawing is smaller.
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review the information below to help you create your scale drawing. len…
Scaled length is 6 units, scaled width is 3.75 units. Draw a rectangle with these dimensions on the dry - erase board.
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exercises find the perimeter and area of each figure. 25. 4x - 1 3x 26.…
Problem 25: Perimeter is $14x - 2$, Area is $12x^{2}-3x$. Problem 26: Perimeter is $4x + 16$, Area is $x^{2}+8x + 16$. Problem 27: Perimeter is $20 + 4\sqrt{5}$, Area is $16\sqrt{…
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examine the image below. according to the ruler, what is the length of …
A. 4.4 cm
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write your own example of personification. write the meaning of the roo…
Example of personification: "The wind whispered through the trees." Meaning of root "cycl": circle or wheel
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16. you are making a quilt that uses triangles. each of the triangular …
16. Isosceles triangle 17. Right - isosceles triangles
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in exercises 13 - 15, find the measure of each angle in the triangle. 1…
Exercise 13: $23^{\circ},30^{\circ},127^{\circ}$ Exercise 14: $43^{\circ},81^{\circ},56^{\circ}$ Exercise 15: $22^{\circ},68^{\circ},90^{\circ}$
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use the model to find 96 × 12. first, find the area of each rectangle. …
1152
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use the model to find 52 × 37. first, find the area of each rectangle. …
1924
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use the model to find 77 × 41. first, find the area of each rectangle. …
$3157$
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use the model to find 94 × 46. first, find the area of each rectangle. …
$4324$
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use the model to find 97 × 21. first, find the area of each rectangle. …
$2037$
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use the model to find 37 × 26. first, find the area of each rectangle. …
$962$
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use the model to find 38 × 45. first, find the area of each rectangle. …
$1710$
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use the model to find 11 × 32. first, find the area of each rectangle. …
$352$
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7) the scale factor of a house in the drawing to the original house is …
21.25 ft
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4. 15° 33 x
$x\approx34.27$
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which shapes have exactly 4 vertices? drag them to the box. 4 vertices
The blue hour - glass - like shape, the red square, the blue trapezoid
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question 17 sudoku is a puzzle consisting of squares arranged in 9 rows…
a) Self - timing may lead to inaccurate measurements. Friends having different levels of experience. It is not clear that the puzzles chosen have the same difficulty. Some Sudoku …
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assume that the units shown in the grid are in feet. (a) determine the …
(a) Length: 6 feet, Width: \(\sqrt{13}\) feet (b) Perimeter: \(12 + 2\sqrt{13}\) feet, Area: \(6\sqrt{13}\) square - feet
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for exercises 1 - 5, match the diagram in column a with the name of the…
1. Vertical Angles Theorem 2. Congruent Complements Theorem 3. Congruent Supplements Theorem 4. Theorem 1 - 4 (All right angles are congruent) 5. Theorem 1 - 5 (If two angles are …
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indirect proof use the table below to review vocabulary. these vocabula…
1. reasonable 2. assumption 3. assumption 4. reason 5. assumption
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the law of detachment this law of logic states that if you start with a…
1. Kari’s dog Spot will get dirty. 2. A carpenter ant is an insect. 3. the sidewalk will be slippery. 4. the air inside will be dry.
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48. solve the following by taking the square root. 3z² + 19 = 46 round …
48. $z = \pm3$ 49. 5 50. Parallelogram
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47. given that the quadrilateral efgh is a trapezoid, m∠h = 76° and m∠h…
$25^{\circ}$
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1-3 mathematical literacy and vocabulary midpoint and distance problem …
$10.6$
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45. if △abc is translated up seven unit(s) and to the left two unit(s),…
\((4,1)\)
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43. use a calculator to find a rational approximation to the nearest te…
43. $-9.3$ 44. Side - Angle - Side (SAS) congruence postulate
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1-2 mathematical literacy and vocabulary basic constructions choose the…
1. perpendicular lines 2. is perpendicular to 3. congruent 4. perpendicular bisector 5. parallel lines 6. segment midpoint 7. is greater than 8. angle bisector 9. arc
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38. determine the minimum rotation (in degrees) which will carry the fo…
45